A trip aboard the luxury tourist train, Transcantábrico Clásico through Northern Spain along a historic 19th century rail line.

Travelling up the coast of New Zealand in style aboard the Coastal Pacific, a train that embodies the nation's spirit of grit and determination; for two years, this ride was shut down due to an earthquake in 2016.

We follow passengers and crew aboard Viking Star during its two-week tour from Barcelona to its home port in Bergen, Norway.

The new Viking Sea cruise ship whisks guests away on a journey across the Arctic Circle and into the heart of Norway.

Take a cruise where the guests choose the ports to visit and the captain and crew work overtime to make it happen.

The only cruise ship designed specifically to navigate the treasures and dangers at the southern tip of South America.

Traveling to New York, Denver and Nice, France to visit Little Island, the Denver Museum of Art and La Tête Carrée; the secrets to how they were built is revealed.

Visiting the Vancouver House, Norway's Under restaurant and the Seattle Central Library to discover how these visionary buildings were created.

A towering bridge in France; upside-down hotel in China; Italy's forest into the sky.

Exploring the engineering and architectural masterpieces like The Copper in Manhattan to Gardens By the Bay in Singapore.

Engineers grapple with an apartment building, ripped apart by a man-made canyon; the Gateway Arch takes shape in St. Louis; an unpromising plot in Copenhagen, Denmark, is transformed by a gleaming new triangular office.

Alien port authority in Belgium; ultrathin skyscraper in Manhattan; hanging museum in Scotland.

A ride on the Panama Canal Railway reveals the track repairs, engine overhauls and dangerous searches involved in keeping vital freight runs rolling.

A crew and its massive air crane helicopter haul millions of pounds of timber while battling the elements and handling emergency repairs.

A ride through Eastern Europe aboard heavy-hauling trains shows the logistical and mechanical challenges of making a multimillion-dollar cargo delivery.

Mike joins the U.S. Marines' Heavy Haulers helicopter squadron and gets inside their battle to keep a fleet of souped-up Sikorsky CH-53E Super Stallion choppers flying as they prepare for intense war games in the desert and mountains.

A new performance center with a tent-like glass-and-steel lobby tests engineers in Kansas City; two twisting apartment towers make heads spin in Ontario.

Exploring the design and engineering stories behind D.C.'s Museum of African American History, the Montreal Tower and the Equinor building in Oslo.

A new Olympic and Paralympic museum tests engineers with its trailblazing accessible design. A dazzling curved glass skyscraper battles gravity in Milan. And a student center built under a noisy railroad.

The engineering secrets behind the world's steepest mountain railway, a remodeled 145-year-old museum and a futuristic condo.

Building an eco-friendly visitor center in the permafrost on Colorado's Pikes Peak tests the team. A museum is constructed in a disused dry dock that's in danger of collapse.

A look at three deadly air disasters that are caused by misunderstandings between pilots and air traffic controllers.

A commuter turboprop crashes onto hilly terrain in New Zealand; the search for answers inevitably leads to the cockpit.

Joining NTSB and military experts as they work together to uncover how a fighter jet could collide with a civilian flight.

Landing at one of the world's most challenging airports, a passenger plane comes in like a fighter jet and crashes, killing 51 of the 71 people aboard.

On Jan. 3, 2004, Flash Airlines Flight 604 banks to the right just after takeoff and crashes into the Red Sea, killing all 148 people on board.

Experts analyze various plane crashes with an aim to figure out how these disasters occurred; they also shed light on how such accidents shaped the aviation industry and improved safety standards.

History's most terrifying air disasters, and the investigations that followed, are revisited and reexamined.

History's most terrifying air disasters, and the investigations that followed, are revisited and reexamined.

A look at the fate of United Airlines Flight 232 which crashed into Sioux City's runway in 1989; it caused a subsequent explosion that left 111 people dead.

The legendary Battle of Trafalgar in 1805, which pitted Napoleon's French ships against a British armada under the command of Admiral Horatio Nelson.

A portrayal of a crucial September 1950 military operation that helped the UN and ROK gain the upper hand over North Korea in the Korean War.

Examining some of maritime history's most effective lightning strikes; how the French frigate Nivôse set a trap to lure Somali pirates; how the HMS Illustrious captured a well-defended Mediterranean harbor in WWII; a surprise attack on Tokyo in 1942.

A look at how the art of deception was used by naval forces in the first half of the 20th century; in 1939, the German raider Atlantis is equipped with fake funnels, while its sailors dressed as women pushing prams to fool Allied merchant ships.

Revolutionary ship design helped Sir John Hawkins and Sir Francis Drake lead England to defeat the Spanish Armada and become a world power.

A look at Naval warfare's fastest combat ships and how the advantage of speed determined the outcome of some of the great seas battles of the last 150 years.

Exploring the world's top close air support aircraft, which enter battles at a minute's notice.

The history of the KC-135 Stratotanker, the 60-year-old aerial refueler that keeps fighter jets flying.

The North American F-100 Super Saber, also known as the Hun, becomes a supersonic powerhouse after initial difficulties; it was used primarily in the Vietnam War.

The 35-year history of the UH-60 Black Hawk.

A look at how the C-47 evolved from passenger plane to a transport aircraft and flying hospital in WWII and years later as a gunship in Vietnam.

Stories of fighter aircraft and deadly combat, including dogfights with the P-38 Lightning and Messerschmitts over Nazi Germany, told through rarely seen battle footage and first-hand accounts.

The history of the B-1 Lancer reveals how the Cold War bomber evolved to become one of Americas most effective military aircraft.

A countdown of the most influential and impactful military planes of the Cold War, from America's B-2 to the Soviet's MiG-15.

Germany devastated Allied ships in the Atlantic, thanks to the new wolf pack tactic in 1940.

The Nazi campaign to send U-boats across the Atlantic to the U.S. at the beginning of Operation Drumbeat.

U.S. submarine skippers change the course of the WWII after entering the war and taking the fight to Japanese warships.

A 3-day clash between Nazi U-boats and Allied ships in March of 1943 marks a major turning point in World War II.

In June of 1944, American skipper Sam Dealey leads a rescue mission in Borneo.

Submarine skipper Dick O'Kane and the USS Tang sink Japanese ships through 1944, until their reign is threatened.

The inside story of the F-86 Sabre, one of America's first fighter jets, and its epic battles against the Soviet MiG jet during the Korean War and beyond.

A look at the top U.S. military aircraft in America's modern arsenal, including the F-117 Nighthawk stealth fighter, the hybrid V-22 Osprey, and more.

The rapid evolution of drones and how they're changing the future of aviation.

The inside story of the ultimate stealth fighter, the F-22 Raptor, and its predecessors.

A flight over Arizona explores the state's storied past, architectural achievements and landscapes, including America's natural wonder, the Grand Canyon.

An aerial tour over America's Great Plains tracks the prairies, farms, oilfields and wildlife.

Vast cotton fields, Gulf coast beaches; famous Civil Rights marches; NASCAR's most dangerous track; steel factories.

A look at America's landmarks, including a view of bears catching clams in Alaska's rivers; a high-flying tour reveals Alaska's call of the wild spirit that has lured adventurers and dreamers north for centuries.

The world's largest volcanic island; Iceland's landscapes, forged by fire and ice; a tour over Alaska, the residents it attracts and the wildlife that thrives in these unique surroundings.

An aerial tour over America's coastlines explores the visual splendor and rich history of the nation's varied borders.

Zoom above, and below, some of the Golden State's greatest monuments.

When a 737 careens off the runway in Indonesia, investigators uncover a shocking explanation for the crash.

A look at the fatal consequences that can occur when a fire breaks out on a plane; three flights that erupted in flames and the investigations that changed aviation forever.

On July 11, 1991, the crew of Nigeria Airways Flight 2120 unsuccessfully tries to return to the airport after a burst tire creates an in-flight fire which causes 247 Nigerian pilgrims and 14 crew to perish.

When the crash of a commuter plane in Georgia kills a NASA astronaut, a four-term U.S. senator and 21 others, the disaster grabs headlines around the world.

Confused, flying blind and lost in the dark, three crews lose sight of the horizon and fall into the same deadly trap.

Seeing how international investigative teams must overcome differences to solve controversial plane crashes.

Investigating the 2009 crash of Colgan Air Flight 3407; the plane stalls at low altitude and dives into a residential area near Buffalo, N.Y.

Moments after takeoff, a plane sustains electrical failures and crashes in the Florida Everglades, killing 110 people on board.

Investigators struggle to determine why a 757 strayed off course during its final approach to a Colombia airport and crashed into a mountain.

When a British tycoon and his family die in a 2017 Australian seaplane crash, investigators spend over two years searching for the reason behind the tragedy.

A plane carrying Mexico's interior minister crashes into Mexico City's financial district.

Three devastating crashes make front-page news around the globe; the media frenzy puts intense pressure on investigators to uncover the causes.

History's most terrifying air disasters, and the investigations that followed, are revisited and reexamined.

Three flight crews face impossible odds: a Boeing 707 loses engines over the Alps as fire spreads, Air Astana 1388 goes out of control over Portugal, and a bomb on PA 434 severs control cables and blasts a hole in the fuselage.

Within five minutes of takeoff, the Dominican Republic bound Birgenair Flight 301 crashes into the Atlantic Ocean; a series of confusing signals crashes the plane.

The consequences are disastrous when ice forms on an airplane's wings; three planes are brought down by ice, and it's up to investigators to determine how modern aircraft could possibly end up with frozen wings.

A crew argues with no runway in sight; a captain ignores a critical signal; an exhausted pilot picks a catastrophic time to try a new approach.

Soaring above the Cornhusker State's vast farms, towering spires, desolate badlands and gleaming cities.

A sweeping tour over popular destinations in America, including the Badlands, Nantucket, the National Mall and more.

Alpine valleys; Rocky Mountains; Denver's towering skyscrapers.

An aerial journey over Ohio showcases the Buckeye State's autumnal vistas, majestic rivers, epic skyscrapers and battlegrounds.

An amazing aerial tour over Utah reveals a state full of otherworldly landscapes and landmarks, including a history steeped in Mormonism, pioneering tragedy, and Olympic glory.

An aerial exploration of Wyoming reveals the Cowboy State's controversial history while highlighting its breathtaking canyons and volcanic formations.

An aerial tour of Kansas shows a state with varied landscapes, scenic areas and historical conflict sites.

Taking flight for a bird's eye tour of America's rivers, lakes and canals.

Great mountain ranges; coal-based economy.

An aerial tour of Nevada; the state's deserts, ghost towns, neon cities and Hoover Dam; its history built on epic booms and busts.

An aerial tour of the world's first national park showcases Yellowstone's diverse wildlife and rich history.

A flight over Northern California explores ancient forests, timeless coasts, golden cities and the region's pioneering spirit.

A crew of 2,200 on the Symphony of the Seas tends to more than 5,500 passengers as they sail to ports in Spain, France and Italy.

Costa Diadema's seven-day cruise around the Mediterranean offers Italian delights to its passengers and challenges to its captain and crew.

Japan's largest cruise ship brings East and West together on a cruise featuring cherry.

We hop aboard a seven-day cruise to the Canary Islands and Madeira aboard the first large liner to run purely on cleaner-burning liquefied natural gas.

Sailing from Chile and Peru to Ecuador and Costa Rica, the luxurious Seven Seas Explorer cruise ship is full of marble, granite and almost 500 chandeliers.

Norwegian Joy sails amid icebergs in Alaska's Inside Passage, treating guests to glaciers, humpback whales, and the largest zip line in the world.

The Paul Gauguin offers five-star luxury while sailing near the coral reefs, mountainous islands and tropical playgrounds of French Polynesia.

New luxury liner Le Soleal navigates the uncharted waters of Indonesia to give her passengers one-of-a-kind encounters at exotic destinations.

Three flights end in tragedy after miscommunication mix-ups and personality clases; Investigators try to unravel what went wrong.

Investigators face a mystery when Varig Flight 254 disappears without a trace over the jungles of Brazil.

Airplane crashes involving high-profile passengers put added pressure on investigators.

A Boeing 737 leaving Panama City crashes into one of the most remote and treacherous jungles on the planet.

One of the most beautiful states on the Atlantic Coast.

A soaring tour over Washington, D.C. explores the unique landscape, rich history and colorful story of the Nation's Capital.

White sand beaches; Blue Ridge Mountains; Charleston's Rainbow Row.

A cross-country aerial journey over America's most majestic and unique roadside attractions.

An aerial tour over New England captures its beauty while celebrating its rich history; from the Massachusetts harbours, where Americans rebelled against the British, to the autumn colours that blanket the mountains of Vermont.

A high-flying tour over Illinois; the Windy City, prairies and rivers; the state's dramatic history of great fires, crime and historic battles; Chicago's unique skyscrapers and the Lincoln Tomb.

An aerial tour over Dallas and Fort Worth highlights the cities' differences while showcasing their shared contributions to the Texas narrative.

A sky-high tour over Iowa explores its vast stretches of farmland, covered bridges and evolution from wilderness to statehood.

An aerial tour of New York City, spanning the city's five boroughs, capturing man-made and natural wonders; revealing the ways its citizens live, work and play.

Mississippi from above; the state's unique beauty and history; mighty waters, ancient trails and the birth of the Delta Blues.

Ancestral home of the Abenaki Indians; Henry David Thoreau's first book; Mount Monadnock; New Hampshire is seen from the air.

A flight over Indiana explores the Hoosier State's rich agriculture, busy highways and basketball legends; exploring the War Memorial and the Angel Mounds of the southwest.

A bomb explodes on Pan Am Flight 103, causing the aircraft to disintegrate in midair and the wreckage of the aircraft to crash into the Scottish town of Lockerbie, killing all 259 people on board and 11 people on the ground.

Investigators hunt for answers when the pilots of three aircraft skip protocols, ignore their training and crash.

Investigators race to determine the cause of the deadliest single aircraft accident in history: the 1985 crash of Japan Airlines 123, which claimed 520 lives.

The cockpit window of an Airbus A319 explodes; pilots miraculously land the out-of-control plane; investigators must determine how the freshly serviced aircraft was released with a fatal flaw.

Investigators must figure out why the safety systems of a turboprop plane failed to prevent a crash into an Indonesian mountain.

A look at the commercial flights that ended in disaster because of suspected murder-suicide.

When John F. Kennedy Jr.'s Piper Saratoga crashed in 1999, the NTSB faces big pressure to find the wreckage and the cause.

Pilots aboard a hijacked plane are forced to attempt an emergency landing at sea.

When an Illinois turboprop crashes after losing battery power, investigators uncover a series of errors made by the pilots.

Experts investigate the West Air Sweden Flight 294 crash and how the cargo jet nosedived into the Swedish Arctic at speeds nearing 600 mph.

When a Bulgarian airliner is taken over by violent hijackers, the crew and authorities on the ground devise a daring plan to save the airliner.

From pilot error to meltdowns within air traffic control, investigators dig deep into three mid-air collisions that seem to defy logic.

Three last-resort water landings, all handled differently yet each one crucial to improving the outcomes of ditching on open water.

A trio of crashes reveals that when the nuts and bolts of maintenance go unchecked, it can spell catastrophe.

When a commercial airliner goes down in eastern Ukraine in 2014, examiners must conduct an investigation in the middle of a war zone.

A miraculous rescue is launched after a 747 plummets toward the Pacific.

Two identical plane crashes involving the same icy conditions and the same plane design are examined, revealing why neither disaster should have happened.

An MD-82 crash lands in Arkansas during a severe thunderstorm; but investigators believe weather is not the main reason for the accident.

Partnair Flight 394 loses control, breaks up in mid-air and crashes into the North Sea; the aircraft's vertical stabilizer vibrates loose during flight due to excessive wear on substandard bolts, sleeves and pins that have been illegally sold.

With its conductors sound asleep, a freight train fails to stop and collides with an oncoming passenger train, resulting in tragedy.

A 1994 terrorist bombing aboard Philippine Airlines Flight 434 forces its pilots into a daring emergency landing.

When a plane carrying Russian tourists crashes in Egypt, investigators face political tensions and terrorist claims in their search for the truth.

A Korean Airlines passenger plane is shot down by a Soviet fighter jet in 1983; political tensions nearly escalate into war.

Fifteen minutes after taking off from Puerto Vallarta for San Francisco, the pilots of an MD-83 realize something is very wrong with their plane.

An elite group of British paratroopers launch a midnight raid in order to capture Hitler's unusual radar equipment.

American paratroopers are dropped behind German lines on D-Day in order to secure territory behind the beaches.

British Commandos raid two occupied Norwegian islands to wipe out fish oil factories used to make explosives.

The first invasion of the Italian Campaign of WWII: Operation Husky.

A secret British regiment in 1942 led a daring raid on a Nazi-occupied Libyan harbor.

An elite squad of Norwegians destroy a power plant in 1943 that the Nazis may have been using for nuclear weapons research.

A passenger ferry sinks after crashing into rocks off the coast of a Greek island, killing 82; it leads to a shocking investigation.

Investigators try to figure out why a private Learjet carrying Payne Stewart went rogue before crashing in a South Dakota hayfield.

A runway collision at a small airport turns tragic when passengers cannot escape the burning aircraft.

Three flights ending in tragedy, prove that minor missteps during takeoff can have disastrous consequences.

Investigators struggle to determine why a 757 strayed off course during its final approach to a Colombia airport and crashed into a mountain.

Experts investigate an unfortunate string of events that caused the freshly serviced Air Astana Flight 1388 to become completely uncontrollable.

Cruise among the icebergs of Greenland and the Canadian High Arctic aboard the expedition cruiser Ocean Endeavour.

The Sky Princess carries passengers from Fort Lauderdale, Florida, to three Central American stops.

This 50-year-old ocean liner offers off-season Baltic tours, battling unpredictable weather to deliver one-of-a-kind experiences.

One of Holland America Line's largest cruisers makes its debut in the Caribbean, highlighted by a visit to an exclusive private island resort.

Experience romance on a mega cruiser that pampers its guests with the best of Italian design and American convenience.

The world's latest, most-advanced expedition cruise ship Roald Amundsen whisks passengers on an adventurous voyage to Antarctica.

The Ghan takes passengers on a three-day, two-night journey through Australia; the Pichi Pichi Railway offers passengers a trip on an original steam locomotive train.

South Africa's most luxurious train - Rovos Rail - travel from Pretoria to Cape Town in classic cars pulled by a series of steam, diesel and electric locomotives.

The highly-specialized North Rail Express container train travels from Narvik to Oslo, delivering cargo of fish as quickly as possible.

The Norwegian Breakaway cruise ship sets sail on her first voyage, and her captain faces a tough decision when a North Atlantic tempest forms.

Follow the building of the Norwegian Breakaway at Germany's Meyer-Werft shipyard; it is the largest ship they've ever built and they have only 18 months to finish it.

The world's most adventurous cruise ship, MS Fram, battles ice-choked fjords of Greenland to visit wildlife and icebergs.

Royal Clipper is the largest sailing cruise ship in the world, celebrating tall ships of the 19th century while offering modern-day service for its guests.

Set a course for breathtaking sights on Koningsdam's 15-day voyage from Amsterdam to the northern tip of Norway.

The Twin Otter is found around the world in jungles, deserts, mountains, the Arctic and anywhere rugged reliability and short-take-off-and-landing are needed; powered by twin turboprop engines, the Twin Otter manoeuvres like a bird.

A trip through Lima details the voyage's breathtaking scenery and engineering challenges.

Take a river tour through some of Europe's greatest cities--Budapest, Vienna, and Amsterdam--on Viking Longship Gefjon.

Azamara Journey travels the rivers of Southeast Asia, delivering passengers to exotic cities and hidden treasures that larger cruise ships cannot reach.

The Glacier Express features cutting-edge technology to pull the train up the steepest slopes on its route across the Swiss Alps.

Switzerland's Bernina Express is one of three railway lines on the UNESCO World Heritage list; it navigates 55 tunnels and nearly 200 viaducts and bridges.

We follow passengers and crew aboard Viking Star during its two-week tour from Barcelona to its home port in Bergen, Norway.

The new Viking Sea cruise ship whisks guests away on a journey across the Arctic Circle and into the heart of Norway.

Take a cruise where the guests choose the ports to visit and the captain and crew work overtime to make it happen.

The only cruise ship designed specifically to navigate the treasures and dangers at the southern tip of South America.

Traveling from Canada to Belgium to the Southern U.S. to examine an eye-popping school, museum and railway station and reveal how they were built.

Uncovering the design and engineering secrets behind the Grand Canyon Skywalk, the Audain Museum and more.

The inside stories behind a new, horseshoe-shaped complex in Rotterdam, a rock-shaped opera house in China and a makeover of the British Museum.

A museum building bends 1,100-glass tubes to form a facade and tunnels below the water table; a vast 11-storey glass atrium HQ is built on the former Berlin Wall site to represent unity.

The American Museum of Natural History in NYC gets a cave-like extension; an arts center inspired by migrating birds is built on a lake in China; Boston University gains a fossil-free, Jenga-like tower.

A 1.2-million-square-foot office building balances precariously on a 39-foot wide base in Chicago; a building named Pterodactyl lands on top of a Los Angeles parking garage; the world's longest suspension footbridge.

Following a million-dollar freight run across four European countries and meeting the drivers, engineers and maintenance teams who keep the train running.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Host Mike Davidson assists on a multi-million-dollar tunnel-boring project underground in Toronto.

Mike Davidson goes on a cross-country road trip to help the Well Done Foundation; they work to find and cap some of the estimated 2 million leaking, toxic abandoned oil and gas wells scattered throughout the U.S.

Examine the sightlines in Los Angeles's SoFi Stadium, which sits right in the flight path of LAX; celebrate the ingenuity of the inexperienced crew that built a monumental skyscraper in Malta; visit a forest tower designed for testing elevators.

Challenges beset a sculptural new transportation hub for New York's World Trade Center; Amsterdam gains a building inspired by a mountain valley; a new launchpad for space travel prepares for liftoff in the New Mexico desert.

Peek inside a cloud-inspired library in Canada that's built over a live railway; see how clever engineering helped a huge Seattle skyscraper go up without harming its iconic neighbour, then cross an Australian bridge that floats above a busy river.

The engineering secrets behind a mobile research station in Antarctica, a gravity-defying concert hall on the Canary Islands, and a rotating boat lift in Scotland.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.

An Air Inter flight crashes into the Vosges Mountains while attempting to land killing most of the 96 passengers.

On 20 August 2011, First Air Flight 6560, a charter flight, crashes near its destination of Resolute Bay Airport, Resolute, Nunavut, Canada, in poor weather conditions; out of the fifteen passengers and crew members, only three survived.

A look at accidents and incidents where problems with the interface between crew members and onboard avionics are a factor, and the causes of those problems.

Midair tragedies are particularly horrifying when they occur over a community, and rain terror on the people below.

When a cargo plane crashes at a U.S. airfield in Afghanistan, investigators reach a conclusion that ultimately proves incorrect.

When a commuter turboprop plane crashes at an Irish airport, investigators uncover a startling gap in aviation safety.

Alaska Airlines 261 nosedives into the Pacific leaving investigators stumped . A rare storm and a deadly design flaw intersect cause American Eagle 4184 to fall from the sky. And, investigators suspect a fatal flaw in the Boeing 737.

When basketball legend Kobe Bryant is killed in a helicopter crash in Calabasas, investigators examine the data, the wreckage, and the pilot's actions for clues.

A design flaw sends American Eagle Flight 41-84 smashing into a cornfield outside of Chicago, killing all 68 people on board.

Bad design, human error and the enemy sent great ships to tragic ends, like Britain's K13 submarine and HMS Hood, Sweden's 17th century Vasa, and Kublai Khan's fleet, sunk by the original kamikaze.

The evolution from wooden ships to metal ones in the second half of the 19th century is examined.

The 200-year evolution of the submarine in wartime is examined, told by the designers and engineers behind the machines.

An up-close look at the naval carriers, destroyers, and nuclear submarines of the Cold War.

Stories of historic Black struggle for equality in maritime combat; an enslaved powder boy who served during the French and Indian War; a Civil War gunner; the first African American to command a vessel with a fully integrated crew: Hugh Mulzac.

A look at how technological advances over the centuries have led to bigger and faster combat ships and transformed maritime warfare.

The inside story of the F-4 Phantom, the U.S. military's go-to fighter for more than four decades.

The world's most versatile and powerful helicopters, including the Huey that served as a rescue helicopter in Vietnam, and the Apache attack helicopter.

An inside look at the U.S. Air Force's largest aircraft, the C-5 Galaxy; its most dramatic combat and peacetime missions over the last 50 years.

The Vietnam-era OV-10 Bronco is pulled out of retirement to join the fight against ISIS.

The history of the Russian MiG, American air power's fiercest rival for more than 50 years.

Considered the deadliest fighter of WWII, Germany's Me-109s were feared by Allied bombers and fighters alike; 109s fought Spitfires in the Battle of Britain and alongside Rommel in North Africa.

The story of the world's first nuclear bomber, the B-29, and its explosive impact on aerial warfare.

An inside look at Japan's A6M Zero, the most feared fighter at the start of World War II.

Under the command of Lt. Cdr. Creed Burlingame, the USS Silversides sets its course to patrol in the crossfire of the Guadalcanal campaign to help swing the fighting in America's favor.

The first submarine outfitted with rocket launchers attacks the Japanese coastline.

In April 1944, U-515 heads to the Gold Coast, where it is tested by one of the new Hunter Killer Groups led by Captain Daniel Gallery.

A small fleet of British submarines is perhaps the Allies last chance to keep Germany and the Axis Powers from capturing Egypt.

The February 1945 clash of HMS Venturer and U-864 marks the first underwater submarine battle in history.

The four Soviet subs involved in the Cuban Missile Crisis and how they nearly triggered a nuclear war.

The inside story of the massive military transport aircraft, the C-17.

The history and evolution of America's most legendary spy plane.

The history of the F-16 Fighting Falcon and how it became the U.S. Air Force's most versatile plane.

A countdown of the ten greatest military planes of World War II, including the Japanese Zero, the Nazi ME 109, and the B-29 Superfortress.

A tour over two U.S. territories, Puerto Rico and the U.S. Virgin Islands.

An aerial view of major cities in the United States, including Los Angeles, Miami, Chicago and Boston.

A flight over Missouri explores the Show Me State's towering monuments, mighty rivers and spectacular Ozarks.

The birthplace of the Star Spangled Banner; sites Harriet Tubman, Babe Ruth and the DuPont family made their marks on history.

A flight over Massachusetts explores the sites; the Bay State, from Martha's Vineyard to the Bambino's Curse, seen from the air.

America's most remarkable natural wonders are explored including the Grand Canyon, the Great Lakes and more.

A cross-country flight over the nation's mountains, beaches and national parks; visiting other sites that attract adventurers and tourists.

On 9 August 2007, Air Moorea Flight 1121 crashed shortly after taking off from Moorea Airport in French Polynesia, killing all 19 passengers and the pilot.

A surface-to-air missile cripples a cargo plane after it takes off from Baghdad International Airport.

Bad weather and a series of errors lead to the 2001 crash of a plane on its approach to Zurich Airport.

When an aircraft loses total engine power, a pilot's training can make all the difference in the world, but it's still up to investigators to determine what went wrong.

SAS Flight 686 takes off from Milan's Linate Airport and moments later collides with a Cessna on the runway.

Pilots of Southern Airways Flight 242 must try to land on a Georgia highway after the engines die and the windshield shatters.

Chalk's Ocean Airways flight 101 crashes just after take-off from Watson Island in Miami on December 19, 2005, killing 20 people.