The bladesmiths begin on a farm where they must harvest steel from farming tools, then use coal forges to make their signature blades with a hidden lanyard hole; the two remaining smiths must recreate the Schiavona.

Dr. Travis Taylor relives the most shocking and compelling phenomena that have taken place in the past year on Skinwalker Ranch.

Jake spends the night in the mountains after his snowmobile breaks down; Paul traps for mink and pine marten; Eustace helps a friend buy and assemble an antique sawmill; Aron and Jen harvest 12,000 pounds of ice from the lake.

Dr. Travis Taylor relives the most shocking and compelling phenomena that have taken place in the past year on Skinwalker Ranch.

Experts predict one of the shortest and warmest winters on record; as a result, companies risk financial ruin and communities face deprivation unless the drivers can deliver vital supplies before their window of opportunity slams shut.

Exploring the untold stories of the triumphs and challenges of Black Canadian and Caribbean soldiers who served in the Canadian Army at the height of Nazism during World War II, and the sacrifices made by Canadian soldiers of all backgrounds.

Building a wilderness survival shelter is far from simple, but it's even tougher to keep dry when it rains and smoke-free with a campfire lit; that's the challenge facing former "Alone" participants Clay Hayes, Jordan Jonas and Amós Rodriguez.

Experts predict one of the shortest and warmest winters on record; as a result, companies risk financial ruin and communities face deprivation unless the drivers can deliver vital supplies before their window of opportunity slams shut.

Exploring the untold stories of the triumphs and challenges of Black Canadian and Caribbean soldiers who served in the Canadian Army at the height of Nazism during World War II, and the sacrifices made by Canadian soldiers of all backgrounds.

The challengers craft a working oven from all natural materials like sand, wood and water; Luckily, Callie North, Clay Hayes and Amós Rodriguez are all highly-skilled former "Alone" participants; survival expert Britt Ahart will judge the results.

The bladesmiths must achieve one of six Damascus patterns for their first round blade; when time runs out, only two competitors enter the final challenge to re-create the fearsome Rhomphaia sword.

Tom begins the countdown to his 80th birthday; Jake and Anika tow a broken snowmobile down the mountain but run into fresh lion tracks and are back on the hunt; Paul sets out to take on a wolf pack.

Troy gets a call from a local rancher with a huge problem; feral hogs are tearing his property apart, and no matter what he does, he can't get rid of them; some say the ranch is cursed.

Jacob and Little Willie face a frustrating day as they discover multiple poached lines, forcing them to set up a hidden camera to catch the culprit; Ronnie recruits Chase Landry to help him fill his boat with giant gators.

Pickle must face her fear of big cats as she continues to impress Troy with her natural snake hunting talent; Bill and Tes stumble on a rumored government testing facility and find all they can handle.

As the team launches the next phase of their investigation on Skinwalker Ranch, a daring helicopter experiment reveals numerous UFO phenomena.

Tom begins the countdown to his 80th birthday; Jake and Anika tow a broken snowmobile down the mountain but run into fresh lion tracks and are back on the hunt; Paul sets out to take on a wolf pack.

The bladesmiths must achieve one of six Damascus patterns for their first round blade; when time runs out, only two competitors enter the final challenge to re-create the fearsome Rhomphaia sword.

Troy gets a call from a local rancher with a huge problem; feral hogs are tearing his property apart, and no matter what he does, he can't get rid of them; some say the ranch is cursed.

Jacob and Little Willie face a frustrating day as they discover multiple poached lines, forcing them to set up a hidden camera to catch the culprit; Ronnie recruits Chase Landry to help him fill his boat with giant gators.

Pickle must face her fear of big cats as she continues to impress Troy with her natural snake hunting talent; Bill and Tes stumble on a rumored government testing facility and find all they can handle.

Troy gets a call from a local rancher with a huge problem; feral hogs are tearing his property apart, and no matter what he does, he can't get rid of them; some say the ranch is cursed.

Jacob and Little Willie face a frustrating day as they discover multiple poached lines, forcing them to set up a hidden camera to catch the culprit; Ronnie recruits Chase Landry to help him fill his boat with giant gators.

Pickle must face her fear of big cats as she continues to impress Troy with her natural snake hunting talent; Bill and Tes stumble on a rumored government testing facility and find all they can handle.

The bladesmiths must achieve one of six Damascus patterns for their first round blade; when time runs out, only two competitors enter the final challenge to re-create the fearsome Rhomphaia sword.

As the team launches the next phase of their investigation on Skinwalker Ranch, a daring helicopter experiment reveals numerous UFO phenomena.

Tom begins the countdown to his 80th birthday; Jake and Anika tow a broken snowmobile down the mountain but run into fresh lion tracks and are back on the hunt; Paul sets out to take on a wolf pack.

As the team launches the next phase of their investigation on Skinwalker Ranch, a daring helicopter experiment reveals numerous UFO phenomena.

Picking their way through Ontario, the guys may have hit the jackpot on a sprawling property full of outbuildings.

The guys are ready to drop big bucks on some treasures in British Columbia.

Ted and Justin salvage at a century-old warehouse that was once the mail order depot for one of North America's largest department stores; Ted promises Ryan big profits from the timber inside the massive structure, but things don't go as planned.

Picking their way through Ontario, the guys may have hit the jackpot on a sprawling property full of outbuildings.

The guys are ready to drop big bucks on some treasures in British Columbia.

Ted and Justin salvage at a century-old warehouse that was once the mail order depot for one of North America's largest department stores; Ted promises Ryan big profits from the timber inside the massive structure, but things don't go as planned.

Jack Daniel pioneers American whiskey; Adolphus Busch creates an iconic beer; Buck Duke innovates the modern cigarette; Julius Schmid skirts the law selling his new condoms... all while the temperance movement rises to battle against them.

One of the richest men in the world may lose his tobacco empire; alcohol titans fight for their lives against the growing threat of Prohibition; New York City becomes ground zero in the battle to legalize contraception.

The invention of the luxury resort casino helps birth Sin City; a Harlem woman goes to war for what will become the state lottery system; an alluring magazine like no other is launched; one of the most famous cigarette brands in history is created.

Jack Daniel pioneers American whiskey; Adolphus Busch creates an iconic beer; Buck Duke innovates the modern cigarette; Julius Schmid skirts the law selling his new condoms... all while the temperance movement rises to battle against them.

One of the richest men in the world may lose his tobacco empire; alcohol titans fight for their lives against the growing threat of Prohibition; New York City becomes ground zero in the battle to legalize contraception.

The invention of the luxury resort casino helps birth Sin City; a Harlem woman goes to war for what will become the state lottery system; an alluring magazine like no other is launched; one of the most famous cigarette brands in history is created.

Jack Daniel pioneers American whiskey; Adolphus Busch creates an iconic beer; Buck Duke innovates the modern cigarette; Julius Schmid skirts the law selling his new condoms... all while the temperance movement rises to battle against them.

One of the richest men in the world may lose his tobacco empire; alcohol titans fight for their lives against the growing threat of Prohibition; New York City becomes ground zero in the battle to legalize contraception.

The invention of the luxury resort casino helps birth Sin City; a Harlem woman goes to war for what will become the state lottery system; an alluring magazine like no other is launched; one of the most famous cigarette brands in history is created.

A man predicts a deadly plane crash before it happens; a child has a premonition of a volcanic eruption; a California man foretells major U.S. events.

Three men disappear from a yacht in Australia; people vanish from a remote Vermont mountaintop; a pilot is stalked by unidentified aircraft.

Glass brought light into homes and put the world into focus; people use glass to protect ourselves, cure disease, and create artistic masterpieces.

A man predicts a deadly plane crash before it happens; a child has a premonition of a volcanic eruption; a California man foretells major U.S. events.

Three men disappear from a yacht in Australia; people vanish from a remote Vermont mountaintop; a pilot is stalked by unidentified aircraft.

Glass brought light into homes and put the world into focus; people use glass to protect ourselves, cure disease, and create artistic masterpieces.

A parade of unique sports memorabilia marches into the shop as their owners try to score big money and avoid the agony of defeat.

The evolution of America's most beloved sports of baseball, basketball and football are made possible by the innovations of sporting goods pioneers named Spalding, Wilson, and the Rawlings brothers.

The dramatic tale of Owens' athletic dedication, perseverance and triumph over Hitler's Aryan supremacy agenda.

A comprehensive exploration into the life and legacy of the Olympian and a great athletes and explores what it means to be an American through the pivotal intersection of identity and sport.

A parade of unique sports memorabilia marches into the shop as their owners try to score big money and avoid the agony of defeat.

The dramatic tale of Owens' athletic dedication, perseverance and triumph over Hitler's Aryan supremacy agenda.

A comprehensive exploration into the life and legacy of the Olympian and a great athletes and explores what it means to be an American through the pivotal intersection of identity and sport.

The evolution of America's most beloved sports of baseball, basketball and football are made possible by the innovations of sporting goods pioneers named Spalding, Wilson, and the Rawlings brothers.

The dramatic tale of Owens' athletic dedication, perseverance and triumph over Hitler's Aryan supremacy agenda.

A parade of unique sports memorabilia marches into the shop as their owners try to score big money and avoid the agony of defeat.

A comprehensive exploration into the life and legacy of the Olympian and a great athletes and explores what it means to be an American through the pivotal intersection of identity and sport.

The evolution of America's most beloved sports of baseball, basketball and football are made possible by the innovations of sporting goods pioneers named Spalding, Wilson, and the Rawlings brothers.

Art Burke crashes his truck into a snowbank; Alex Debogorski makes his return and faces off with an untested crossing; Mark Kohaykewych tests out new driver Steph Custance; Lisa Kelly faces a monster incline; Darrell Ward runs into rival Todd Dewey.

Massive and sophisticated contributions from Korea have shaped our modern world, from ancient advances like the greenhouse and armoured boats to modern screen technology, online gaming, E-sports and K-Pop.

Mexico's gifts to the world include the tomato, the avocado, tacos, tequila, Frida Kahlo, Oscar-winning directors, Mexican wrestling, Latino pop music, silver, rubber, and Mayan astronomy.

Art Burke crashes his truck into a snowbank; Alex Debogorski makes his return and faces off with an untested crossing; Mark Kohaykewych tests out new driver Steph Custance; Lisa Kelly faces a monster incline; Darrell Ward runs into rival Todd Dewey.

Massive and sophisticated contributions from Korea have shaped our modern world, from ancient advances like the greenhouse and armoured boats to modern screen technology, online gaming, E-sports and K-Pop.

Dave and Leah restore an 1800s cannon as a surprise to history-loving husband; Sara takes on the very detailed restoration of a fifth-generation model ship; Alfred and Leah try to make a 100-year-old Grafonola record player carry a tune.

The smiths must forge a signature blade out of a 50-caliber flintlock pistol; despite giving it their best shot, it becomes a struggle to turn a gun into a blade and after two grueling rounds, two smiths get sent barreling towards elimination.

Kidd and Harry traverse through intense whitewater to reach the spawning grounds of steelhead trout.

From the destructive Viking axe to the sacred but deadly Samurai katana, checking out razor sharp blades wielded by fearsome warriors that have spilled blood and forged empires.

Three stories of men willing to take risks to escape the cold, dark cells of "the Rock"; six convicts organize a jailbreak; three men attempt an elaborate breakout.

On ADX, "Alcatraz of the Rockies" located in Florence, Colorado, Ishmael Petty attacks the staff; Tommy Silverstein finds a way to communicate with Ramzi Youssef; an inmate starves himself to protest the prison's policies.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

While shocking events take place in the same location where the team has witnessed UAPs fly in and out of the Mesa, a cow is found to have died under very disturbing circumstances.

Kidd and Harry traverse through intense whitewater to reach the spawning grounds of steelhead trout.

The smiths must forge a signature blade out of a 50-caliber flintlock pistol; despite giving it their best shot, it becomes a struggle to turn a gun into a blade and after two grueling rounds, two smiths get sent barreling towards elimination.

From the destructive Viking axe to the sacred but deadly Samurai katana, checking out razor sharp blades wielded by fearsome warriors that have spilled blood and forged empires.

Three stories of men willing to take risks to escape the cold, dark cells of "the Rock"; six convicts organize a jailbreak; three men attempt an elaborate breakout.

On ADX, "Alcatraz of the Rockies" located in Florence, Colorado, Ishmael Petty attacks the staff; Tommy Silverstein finds a way to communicate with Ramzi Youssef; an inmate starves himself to protest the prison's policies.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

From the destructive Viking axe to the sacred but deadly Samurai katana, checking out razor sharp blades wielded by fearsome warriors that have spilled blood and forged empires.

Three stories of men willing to take risks to escape the cold, dark cells of "the Rock"; six convicts organize a jailbreak; three men attempt an elaborate breakout.

On ADX, "Alcatraz of the Rockies" located in Florence, Colorado, Ishmael Petty attacks the staff; Tommy Silverstein finds a way to communicate with Ramzi Youssef; an inmate starves himself to protest the prison's policies.

America's deadliest prison gang, the Aryan Brotherhood, goes to war with anyone who stands in their way.

When Hispanic men see their membership to the Hells Angels denied, they form their own club: the Mongols Motorcycle Club; they clash with the Hells Angels and law enforcement.

The smiths must forge a signature blade out of a 50-caliber flintlock pistol; despite giving it their best shot, it becomes a struggle to turn a gun into a blade and after two grueling rounds, two smiths get sent barreling towards elimination.

While shocking events take place in the same location where the team has witnessed UAPs fly in and out of the Mesa, a cow is found to have died under very disturbing circumstances.

Kidd and Harry traverse through intense whitewater to reach the spawning grounds of steelhead trout.

While shocking events take place in the same location where the team has witnessed UAPs fly in and out of the Mesa, a cow is found to have died under very disturbing circumstances.

Lisa Kelly finds herself stranded hundreds of miles from the nearest town; Darrell Ward takes an off-road shortcut; Art Burke encounters a melting ice crossing and a full load; Steph Custance finds out whether she'll become part of the Polar team.

From early exploration to cutting-edge technologies, Sweden has helped define the modern world through innovations from Viking ship design, IT, dynamite, Nobel prizes, and the music of ABBA.

Dutch inventions and innovators have changed the world, from artists like Rembrandt and Van Gogh to Anne Frank, the first stock exchange, telescopes, submarines, windmills, flowers and gin.

Lisa Kelly finds herself stranded hundreds of miles from the nearest town; Darrell Ward takes an off-road shortcut; Art Burke encounters a melting ice crossing and a full load; Steph Custance finds out whether she'll become part of the Polar team.

From early exploration to cutting-edge technologies, Sweden has helped define the modern world through innovations from Viking ship design, IT, dynamite, Nobel prizes, and the music of ABBA.

Alfred's skills are put to the test when a performer brings in her manager's jukebox; Fireman Dave rescues a barbershop chair that was damaged; Leah reinvigorates a Charlie McCarthy dummy, while Sara reconstructs a Black Forest cuckoo clock.

Competitors march into a dry moat where they resurrect old swords and forge them into a Viking Seax, using the time-tested coal forge; the finalists return home to recreate a pair of deadly Viking War Axes.

Jake and his dogs tree three cats in one day; Paul prepares his haul of winter fur for market; explores a new piece of land to call his own.

The answers to a 229-year-old treasure mystery may be connected to a former American slave and British soldier who became one of Oak Island's wealthiest residents.

All of Rome's emperors have put great value on spectacles and games, but only one steps out of the Imperial Box and onto the sands of the arena; a far cry from his father, the great Emperor Marcus Aurelius, Commodus is quick to make enemies.

By the 4th Century AD, a divided Roman Empire is rocked by devastating earthquakes, fires, barbarian invasions and deep religious divides. As Rome declines, the Colosseum, which once stood as a proud symbol of the Empire's glory, lies empty. To restore Rome, one man, a devout worshipper of the Rome's old Gods, turns to the arena. Can staging elaborate and expensive games there reverse Rome's decline?

A new investigation at the mysterious Triangle reveals multiple UAPs before the team makes a discovery in the creek that borders the southern region of the property.

Jake and his dogs tree three cats in one day; Paul prepares his haul of winter fur for market; explores a new piece of land to call his own.

Competitors march into a dry moat where they resurrect old swords and forge them into a Viking Seax, using the time-tested coal forge; the finalists return home to recreate a pair of deadly Viking War Axes.

The answers to a 229-year-old treasure mystery may be connected to a former American slave and British soldier who became one of Oak Island's wealthiest residents.

All of Rome's emperors have put great value on spectacles and games, but only one steps out of the Imperial Box and onto the sands of the arena; a far cry from his father, the great Emperor Marcus Aurelius, Commodus is quick to make enemies.

By the 4th Century AD, a divided Roman Empire is rocked by devastating earthquakes, fires, barbarian invasions and deep religious divides. As Rome declines, the Colosseum, which once stood as a proud symbol of the Empire's glory, lies empty. To restore Rome, one man, a devout worshipper of the Rome's old Gods, turns to the arena. Can staging elaborate and expensive games there reverse Rome's decline?

The answers to a 229-year-old treasure mystery may be connected to a former American slave and British soldier who became one of Oak Island's wealthiest residents.

All of Rome's emperors have put great value on spectacles and games, but only one steps out of the Imperial Box and onto the sands of the arena; a far cry from his father, the great Emperor Marcus Aurelius, Commodus is quick to make enemies.

By the 4th Century AD, a divided Roman Empire is rocked by devastating earthquakes, fires, barbarian invasions and deep religious divides. As Rome declines, the Colosseum, which once stood as a proud symbol of the Empire's glory, lies empty. To restore Rome, one man, a devout worshipper of the Rome's old Gods, turns to the arena. Can staging elaborate and expensive games there reverse Rome's decline?

Competitors march into a dry moat where they resurrect old swords and forge them into a Viking Seax, using the time-tested coal forge; the finalists return home to recreate a pair of deadly Viking War Axes.

A new investigation at the mysterious Triangle reveals multiple UAPs before the team makes a discovery in the creek that borders the southern region of the property.

Jake and his dogs tree three cats in one day; Paul prepares his haul of winter fur for market; explores a new piece of land to call his own.

A new investigation at the mysterious Triangle reveals multiple UAPs before the team makes a discovery in the creek that borders the southern region of the property.

Darrell and Lisa head into Alberta and onto a trail nicknamed The Death Road; Art faces off with the ice crossing where he nearly lost his life last season; Todd takes rookie Steph Custance under his wing as she embarks on her first journey.

Gold, the shiny precious metal that has been cherished through all recorded time, is vital to the modern world; if gold was suddenly stripped away, the technological and cultural world would be left reeling.

Glass brought light into homes and put the world into focus; people use glass to protect ourselves, cure disease, and create artistic masterpieces.

Darrell and Lisa head into Alberta and onto a trail nicknamed The Death Road; Art faces off with the ice crossing where he nearly lost his life last season; Todd takes rookie Steph Custance under his wing as she embarks on her first journey.

Gold, the shiny precious metal that has been cherished through all recorded time, is vital to the modern world; if gold was suddenly stripped away, the technological and cultural world would be left reeling.

A wife brings PJ the car of her husband's dreams - a 1990s Corvette - but it needs a complete overhaul; David and Sara bet on their ability to save a very early pinball game; Alfred breathes new life into a rare German accordion.

Four bladesmiths test their mettle in a rock quarry, where they're tasked with making blades using harvested steel and coal forges; the smiths construct a blade while fighting the elements; the remaining two smiths must re-create the Spanish Navaja.

On his 80th birthday, Tom builds a teepee while Nancy plans a surprise party.

Don explores newly discovered ruins and caves in Croatia as he uncovers the true story of a formidable queen who dared to defy the powerful Roman Empire.

A trove of mysterious artifacts contains an unexpected link to the U.K.; Jeff and Amaryllis uncover evidence of the Holmes curse and the shocking theory that the killer escaped his own death.

H.H. Holmes' grave is exhumed in an attempt to prove that he pulled off one final swindle and escaped his own execution.

The legend that warns against digging on Skinwalker Ranch becomes all too real as the team breaks ground near the Triangle.

On his 80th birthday, Tom builds a teepee while Nancy plans a surprise party.

Four bladesmiths test their mettle in a rock quarry, where they're tasked with making blades using harvested steel and coal forges; the smiths construct a blade while fighting the elements; the remaining two smiths must re-create the Spanish Navaja.

Don explores newly discovered ruins and caves in Croatia as he uncovers the true story of a formidable queen who dared to defy the powerful Roman Empire.

A trove of mysterious artifacts contains an unexpected link to the U.K.; Jeff and Amaryllis uncover evidence of the Holmes curse and the shocking theory that the killer escaped his own death.

H.H. Holmes' grave is exhumed in an attempt to prove that he pulled off one final swindle and escaped his own execution.

Don explores newly discovered ruins and caves in Croatia as he uncovers the true story of a formidable queen who dared to defy the powerful Roman Empire.

A trove of mysterious artifacts contains an unexpected link to the U.K.; Jeff and Amaryllis uncover evidence of the Holmes curse and the shocking theory that the killer escaped his own death.

H.H. Holmes' grave is exhumed in an attempt to prove that he pulled off one final swindle and escaped his own execution.

Four bladesmiths test their mettle in a rock quarry, where they're tasked with making blades using harvested steel and coal forges; the smiths construct a blade while fighting the elements; the remaining two smiths must re-create the Spanish Navaja.

The legend that warns against digging on Skinwalker Ranch becomes all too real as the team breaks ground near the Triangle.

On his 80th birthday, Tom builds a teepee while Nancy plans a surprise party.

The legend that warns against digging on Skinwalker Ranch becomes all too real as the team breaks ground near the Triangle.

Rookie Steph Custance tries to complete the first ice road mission of her career; Alex Debogorski runs into a road block as temperatures soar; Art Burke attempts to deliver to a new community; Darrell Ward braves an unregulated winter road.

The fundamental creation of the wheel helps shape the human experience, but if the wheel suddenly stopped working and society lost the greatest, game-changing accomplishments made using wheel technology, the world would be vastly different.

Exploring what the world would be like if salt and all of its vital contributions, from food preservation to enabling industry, were to suddenly disappear.

Rookie Steph Custance tries to complete the first ice road mission of her career; Alex Debogorski runs into a road block as temperatures soar; Art Burke attempts to deliver to a new community; Darrell Ward braves an unregulated winter road.

The fundamental creation of the wheel helps shape the human experience, but if the wheel suddenly stopped working and society lost the greatest, game-changing accomplishments made using wheel technology, the world would be vastly different.

Restoring a classic video game; LA makes a sailor's tool chest seaworthy once again; a classic Kodak camera goes from the junk drawer to picture perfect; a father gives his daughter a family treasure.

Four master smiths compete alongside their apprentices to forge an iconic weapon of warfare: the trench knife; each team must work together, tagging in and out every half hour, with only one smith allowed to touch the knife at a time.

Marty installs floats on his bush plane and flies to a remote lake to hunt moose; Lauro and Neil harvest driftwood and build a log river raft from scratch; Mike traverses hostile terrain on Afognak Island to take down a bull elk.

The Freemasons are rumored to be able to trace their roots back to the medieval warrior monks known as the Knights Templar, and it is an established fact that they were highly influential in the founding of the United States.

When Civil War veteran Col. Henry Carrington takes command of Fort Phil Kearny in Northern Wyoming, he never expects to face such a ferocious enemy as Red Cloud's band of Lakota Sioux.

In northern Wyoming's Powder River Valley, a group of ranchers band together to protect their rights to graze cattle; a powerful cabal of cattle barons smear the ranchers as common thieves and plot an invasion.

New ground penetrating radar reveals that a number of mysterious objects may be buried deep inside of the Mesa.

Marty installs floats on his bush plane and flies to a remote lake to hunt moose; Lauro and Neil harvest driftwood and build a log river raft from scratch; Mike traverses hostile terrain on Afognak Island to take down a bull elk.

Four master smiths compete alongside their apprentices to forge an iconic weapon of warfare: the trench knife; each team must work together, tagging in and out every half hour, with only one smith allowed to touch the knife at a time.

The Freemasons are rumored to be able to trace their roots back to the medieval warrior monks known as the Knights Templar, and it is an established fact that they were highly influential in the founding of the United States.

When Civil War veteran Col. Henry Carrington takes command of Fort Phil Kearny in Northern Wyoming, he never expects to face such a ferocious enemy as Red Cloud's band of Lakota Sioux.

In northern Wyoming's Powder River Valley, a group of ranchers band together to protect their rights to graze cattle; a powerful cabal of cattle barons smear the ranchers as common thieves and plot an invasion.

The Freemasons are rumored to be able to trace their roots back to the medieval warrior monks known as the Knights Templar, and it is an established fact that they were highly influential in the founding of the United States.

When Civil War veteran Col. Henry Carrington takes command of Fort Phil Kearny in Northern Wyoming, he never expects to face such a ferocious enemy as Red Cloud's band of Lakota Sioux.

In northern Wyoming's Powder River Valley, a group of ranchers band together to protect their rights to graze cattle; a powerful cabal of cattle barons smear the ranchers as common thieves and plot an invasion.

Four master smiths compete alongside their apprentices to forge an iconic weapon of warfare: the trench knife; each team must work together, tagging in and out every half hour, with only one smith allowed to touch the knife at a time.

New ground penetrating radar reveals that a number of mysterious objects may be buried deep inside of the Mesa.

Marty installs floats on his bush plane and flies to a remote lake to hunt moose; Lauro and Neil harvest driftwood and build a log river raft from scratch; Mike traverses hostile terrain on Afognak Island to take down a bull elk.

New ground penetrating radar reveals that a number of mysterious objects may be buried deep inside of the Mesa.

Darrell Ward faces a trail known as "the obstacle course"; Todd Dewey strives to clear a melting ice bridge; Alex Debogorski hauls an oversized fuel tank; Art Burke stumbles onto an ice crossing in the middle of the night.

The world is literally buzzing with insects; bees, spiders and insects of all shapes and sizes touch every aspect of life, they're the essential workers that pollinate food, clean up the dead and are an integral part of the ecosystem.

Examining the history of cats and dogs and how they have been helpful companions to humankind all over the globe.

Darrell Ward faces a trail known as "the obstacle course"; Todd Dewey strives to clear a melting ice bridge; Alex Debogorski hauls an oversized fuel tank; Art Burke stumbles onto an ice crossing in the middle of the night.

The world is literally buzzing with insects; bees, spiders and insects of all shapes and sizes touch every aspect of life, they're the essential workers that pollinate food, clean up the dead and are an integral part of the ecosystem.

A wife gets Alfred's help to surprise her husband with a classic Fender Mustang guitar; Dave works his metal magic to restore a cast iron stove; Sara makes an old desk gleam; PJ turns an old golf cart into a flashy classic ride.

Three bladesmiths head to Mystic Seaport for a nautical-themed competition; after a grueling round of coal forging, two smiths travel back to their home forges to re-create the flensing knife.

Marty searches for a bull moose that vanished in thick brush; Mike races bears to pack out bull elk meat.; Lauro and Neil take their raft on its maiden voyage to set nets for fish and traps for beaver.

Deep in the Everglades, Troy recruits an army of swampers to investigate strange noises and reports of a possible beast known as the Skunk Ape probing his friend Dusty's homestead.

The Landry crew clashes in a battle to catch a big gator; Troy and Pickle race to the King of the Swamps secret hotspot, Bayou Monstreaux; Don and Calum try to prove their worth as the newcomers in Coulon Creek; Jacob and Little Willie hunt.

Troy and Pickle hunt a giant python known as the Night Serpent; Tess convinces Bill to try out new hunting grounds; Zak and Aaron explore a notorious corner of the Everglades; Dusty Crum has an idea to lighten his load.

As the team begins drilling in the Mesa, where a possibly metallic object is buried, they have a startling encounter.

Marty searches for a bull moose that vanished in thick brush; Mike races bears to pack out bull elk meat.; Lauro and Neil take their raft on its maiden voyage to set nets for fish and traps for beaver.

Three bladesmiths head to Mystic Seaport for a nautical-themed competition; after a grueling round of coal forging, two smiths travel back to their home forges to re-create the flensing knife.

Deep in the Everglades, Troy recruits an army of swampers to investigate strange noises and reports of a possible beast known as the Skunk Ape probing his friend Dusty's homestead.

The Landry crew clashes in a battle to catch a big gator; Troy and Pickle race to the King of the Swamps secret hotspot, Bayou Monstreaux; Don and Calum try to prove their worth as the newcomers in Coulon Creek; Jacob and Little Willie hunt.

Troy and Pickle hunt a giant python known as the Night Serpent; Tess convinces Bill to try out new hunting grounds; Zak and Aaron explore a notorious corner of the Everglades; Dusty Crum has an idea to lighten his load.

Deep in the Everglades, Troy recruits an army of swampers to investigate strange noises and reports of a possible beast known as the Skunk Ape probing his friend Dusty's homestead.

The Landry crew clashes in a battle to catch a big gator; Troy and Pickle race to the King of the Swamps secret hotspot, Bayou Monstreaux; Don and Calum try to prove their worth as the newcomers in Coulon Creek; Jacob and Little Willie hunt.

Troy and Pickle hunt a giant python known as the Night Serpent; Tess convinces Bill to try out new hunting grounds; Zak and Aaron explore a notorious corner of the Everglades; Dusty Crum has an idea to lighten his load.

Three bladesmiths head to Mystic Seaport for a nautical-themed competition; after a grueling round of coal forging, two smiths travel back to their home forges to re-create the flensing knife.

As the team begins drilling in the Mesa, where a possibly metallic object is buried, they have a startling encounter.

Marty searches for a bull moose that vanished in thick brush; Mike races bears to pack out bull elk meat.; Lauro and Neil take their raft on its maiden voyage to set nets for fish and traps for beaver.

As the team begins drilling in the Mesa, where a possibly metallic object is buried, they have a startling encounter.

The guys look through a hangar-sized collection; Henry's retro service station.

A bell possibly from the train crash that killed Jumbo the Elephant in the late 1800s.

Ted's new salvage job is a blast from the past: a classic bowling alley; Ryan leads his team on a high-stakes overnight highway bridge demolition.

After forming a close bond in the harsh environment of their training school, two gladiators, the barbarian Priscus, and Rome's champion, Verus, must now fight to the death in front of 50,000 spectators.

When master builder Haterius constructs the Colosseum from the ashes of Nero's Golden House, his work is far from over; new Emperor Domitian tasks him with adding in a complex network of underground tunnels.

As the Roman Empire continues to expand, so does the diversity of exotic beasts brought back to entertain the Colosseum crowds; over 1 million animals are slaughtered in the arena by trained beast masters, none more famous than Carpophorus.

The mighty Emperor Trajan throws his great games of A.D. 107, and the crowd is treated to a rare spectacle: female gladiators.

The public execution of criminals is a staple, but during Trajan's 123 days of games in A.D. 107, one of these victims is no ordinary prisoner; Bishop Ignatius of Antioch is part of a growing underground religion, threatening Roman traditions.

Galen of Pergamon makes a name for himself as a physician for gladiators in the arena; a devastating plague sweeps through the city, and Galen catches the attention of Emperor Marcus Aurelius.

All of Rome's emperors have put great value on spectacles and games, but only one steps out of the Imperial Box and onto the sands of the arena; a far cry from his father, the great Emperor Marcus Aurelius, Commodus is quick to make enemies.

By the 4th Century AD, a divided Roman Empire is rocked by devastating earthquakes, fires, barbarian invasions and deep religious divides. As Rome declines, the Colosseum, which once stood as a proud symbol of the Empire's glory, lies empty. To restore Rome, one man, a devout worshipper of the Rome's old Gods, turns to the arena. Can staging elaborate and expensive games there reverse Rome's decline?

After forming a close bond in the harsh environment of their training school, two gladiators, the barbarian Priscus, and Rome's champion, Verus, must now fight to the death in front of 50,000 spectators.

When master builder Haterius constructs the Colosseum from the ashes of Nero's Golden House, his work is far from over; new Emperor Domitian tasks him with adding in a complex network of underground tunnels.

As the Roman Empire continues to expand, so does the diversity of exotic beasts brought back to entertain the Colosseum crowds; over 1 million animals are slaughtered in the arena by trained beast masters, none more famous than Carpophorus.

The mighty Emperor Trajan throws his great games of A.D. 107, and the crowd is treated to a rare spectacle: female gladiators.

The public execution of criminals is a staple, but during Trajan's 123 days of games in A.D. 107, one of these victims is no ordinary prisoner; Bishop Ignatius of Antioch is part of a growing underground religion, threatening Roman traditions.

Galen of Pergamon makes a name for himself as a physician for gladiators in the arena; a devastating plague sweeps through the city, and Galen catches the attention of Emperor Marcus Aurelius.

All of Rome's emperors have put great value on spectacles and games, but only one steps out of the Imperial Box and onto the sands of the arena; a far cry from his father, the great Emperor Marcus Aurelius, Commodus is quick to make enemies.

By the 4th Century AD, a divided Roman Empire is rocked by devastating earthquakes, fires, barbarian invasions and deep religious divides. As Rome declines, the Colosseum, which once stood as a proud symbol of the Empire's glory, lies empty. To restore Rome, one man, a devout worshipper of the Rome's old Gods, turns to the arena. Can staging elaborate and expensive games there reverse Rome's decline?

After forming a close bond in the harsh environment of their training school, two gladiators, the barbarian Priscus, and Rome's champion, Verus, must now fight to the death in front of 50,000 spectators.

When master builder Haterius constructs the Colosseum from the ashes of Nero's Golden House, his work is far from over; new Emperor Domitian tasks him with adding in a complex network of underground tunnels.

As the Roman Empire continues to expand, so does the diversity of exotic beasts brought back to entertain the Colosseum crowds; over 1 million animals are slaughtered in the arena by trained beast masters, none more famous than Carpophorus.

The mighty Emperor Trajan throws his great games of A.D. 107, and the crowd is treated to a rare spectacle: female gladiators.

The public execution of criminals is a staple, but during Trajan's 123 days of games in A.D. 107, one of these victims is no ordinary prisoner; Bishop Ignatius of Antioch is part of a growing underground religion, threatening Roman traditions.

Dozens of people are hospitalized after coming into contact with a toxic woman; a man becomes a musical genius after being struck by lightning; a teenager cries tears of blood.

A man with a strange implant suspects aliens are spying on him; a housewife becomes a literary genius following a seance; a California woman believes the government wants her for a sinister experiment.

Exploring what the world would be like if salt and all of its vital contributions, from food preservation to enabling industry, were to suddenly disappear.

Dozens of people are hospitalized after coming into contact with a toxic woman; a man becomes a musical genius after being struck by lightning; a teenager cries tears of blood.

A man with a strange implant suspects aliens are spying on him; a housewife becomes a literary genius following a seance; a California woman believes the government wants her for a sinister experiment.

Exploring what the world would be like if salt and all of its vital contributions, from food preservation to enabling industry, were to suddenly disappear.

The forge is transformed into a gladiator's arena; in the opening battle, two smiths must forge a fierce Roman era falx; the winning smith takes on a new opponent for the chance to win the most money ever awarded in the forge: $75,000.

Back at the "Forged in Fire" gladiator's arena, two more ferocious one-on-one battles rage on; the defending smith seeks to retain his title by building a gladiator favorite: the kopis; the winner advances to another round and a brand new challenger.

Back at the "Forged in Fire" colosseum, two more intense one-on-one battles rage on; the defending champion has taken down two opponents, including a two-time gladiator of the forge; smiths forge a gladiator favorite: the deadly sica.

Back at the "Forged in Fire" gladiator arena, two more sudden death battles are held; the defending champion has four wins under his belt but faces his toughest challenge yet forging the weapon used to assassinate Julius Caesar: the pugio daggers.

It's back to the Colosseum for the last two one-on-one battles; the reigning champion has defeated six opponents, but now must face a returning challenger and forge the intricate Acinaces sword.

After a hard round of tests that literally breaks a blade in two, the finalists get the chance to make one of the most important weapons from history, the Roman Gladius.

The forge is transformed into a gladiator's arena; in the opening battle, two smiths must forge a fierce Roman era falx; the winning smith takes on a new opponent for the chance to win the most money ever awarded in the forge: $75,000.

Back at the "Forged in Fire" gladiator's arena, two more ferocious one-on-one battles rage on; the defending smith seeks to retain his title by building a gladiator favorite: the kopis; the winner advances to another round and a brand new challenger.