Experts examine a departing DC-9 in Detroit which gets lost in the fog and ends up in the path of an oncoming 727.

Air accident survival stories; keeping passengers and crews alive when disaster strikes.

When a turboprop loses engine power and crashes in Papua New Guinea, investigators discover a fatal defect existing in Dash 8s around the world.

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

New high-tech investigations uncover what sunk a World War I cruiser, a World War II submarine, a British destroyer from the Falklands War, and more.

A look at how navy weapons have evolved over the centuries, from cannons to gun turrets to nuclear missiles and beyond.

Exploring maritime heroes who left their mark on history through their bravery and skill, including Larry Chambers, Ernest Evans, and Robert Smalls.

A look at riverine warfare from the Civil War to Vietnam and small but powerful combat ships.

Recounting some of maritime warfare's explosions, from world wars and Vietnam to the nuclear tests at Bikini Atoll.

The story of one of the world's most effective war machines: the Viking longship, seeing how its design evolved from swift war canoe to versatile and feared ship that would change the course of history.

A look at the most famous wooden warships over the course of 500 years.

The ships that made mighty empires, from the lone wolves that patrolled the high seas for imperial Britain to the USS Laffey's heroic WWII battle against kamikazes at Okinawa.

A look at some of the rescue ships of the past 200 years of wartime and the brave men and women who risked their lives to save others.

A look at experimental ships and revolutionary designers that have changed the tide of war through the centuries.

A look at how technological advances over the centuries have transformed maritime warfare.

Vessels that operate in secret, unseen by their enemies, from secret missions that helped win World War II to modern stealth ships using strange shapes and technology to avoid spying ears and eyes.

The history of the F-111 and how the fighter-bomber no one wanted went on to dominate both air and battlefields in the late 20th century.

The history of the mean and ugly jet aircraft, the A-10 Warthog.

The fighter plane that helped turn the tide of World War II; the P-51 Mustang.

The massive AC-130 provides unparalleled close air support to U.S. and allied ground troops.

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.

The most-produced bomber in US history, used during World War II by every branch of the American military, as well as by the Royal Air Force.

A look at the amphibious aircraft and the many roles it served during WWII, from patrol bomber to search-and-rescue aircraft.

A look at the British multi-role fighter aircraft; the de Havilland Mosquito was used in the Second World War as a bomber, fighter and reconnaissance aircraft.

The overlooked underdog of British fighter planes; fast and versatile, the dogfighter doubled as a bomber and ground support aircraft in every theatre of WWII.

An inside look at the P47 Thunderbolt and the critical role it played in both the European and Pacific Theaters of World War II.

The inside story of the Avro Lancaster, the British bomber that was rushed into service to fight back against Nazi Germany.

The Boeing B-17 Flying Fortress is one of the most lethal bombers of the U.S. Air Force in WWII's European and Pacific campaigns; among other things, the plane delivered food to the German-occupied Netherlands.

A London railway station; giant Singapore biodomes; eye-catching hospital in Las Vegas.

Visiting London's Gherkin, Seattle's Evergreen Point Floating Bridge and Lyon's Musée des Confluences to uncover how and why they were built.

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

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

A dazzling new 1400 foot tapering skyscraper is built right next to New York's Grand Central. A curving wine museum requires ingenious engineering in Bordeaux, France. And possibly the world's most glamorous parking garage.

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

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

The crew of a commuter flight over France makes a sight-seeing detour that sets off a deadly chain of events.

After experiencing icing conditions, a turboprop slams into an Argentine desert; investigators are mystified by what they uncover.

Five aviation disasters and the changes they have forced air-traffic controllers to make.

On 13 January 1982, Air Florida Flight 90 stalls at 300 feet altitude, strikes a road bridge and crashes into the Potomac River, killing 78 people.

After touching down, a Taiwanese commuter plane is rocked by a massive explosion, but investigators find no evidence of a bomb on board.

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

A computer glitch causes a highly automated Qantas Airways flight to nearly fall out of the sky; Australian investigators must find the cause before it happens again.

From delusional hijackers to suicidal pilots, three flights fall victim to astonishing acts of sabotage.

A new investigation sheds light on the controversial 1961 plane crash that killed U.N. Secretary-General Dag Hammarskjöld.

Leading aviation experts are confronted with a shocking theory as they investigate one of the greatest aviation mysteries of all time.

A wolverine overcomes first-time flyer's nerves to travel to a new home. A helicopter pilot hunts for a showstopping ice cave. An 80-year-old cargo plane flies into the Arctic, and a wall of arctic fog threatens the airport wit.

A heavy hauling helicopter flies across the frozen Bering Sea to the tiny island of Little Diomede, just 2.4 miles from Russia. At Fort Wainwright the Artic Angels prepare for a medevac mission and a veteran bush pilot tests his.

When an African airliner mysteriously crashes, Namibian investigators have to rule out a host of possible causes before reaching a conclusion.

A Northwest Airlines flight cruises above the Bering Sea before problems develop and pilots must make an emergency landing in Anchorage.

An air traffic controller's mistake causes a Boeing 737 to land on a runway already occupied by another aircraft.

On 4 November 2010, shortly after takeoff from Singapore, the number-two engine on Qantas Flight 32 partially disintegrates, causing serious damage to its left wing.

A British Airways flight to Australia in 1982 crashes into the Indian Ocean.

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

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

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

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

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

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

Hector Rail's trains haul timber to a pulp mill in Ostrand, Sweden on some of the most difficult railways in the country.

Two magnificent journeys with New Zealand's KiwiRail: the TranzAlpine, a five-hour journey across 223 kilometers, and Northern Explorer, an 11-hour trip through five unique regions of the North Island.

Passengers on Ecuador's Tren Crucero experience a dangerous rail journey, which includes tropical jungles, volcanoes and the Devil's Nose.

The maiden voyage of the Oasis of the Seas, the largest, most revolutionary cruise ship in the world.

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.

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.

Visit Stonehenge, kiss the Blarney Stone and hunt for Nessie on a magical tour of the British Isles, aboard Marina.

The Nolinor 737's flight crew ferries nearly 10,000 pounds of essential food, vital mining equipment and 57 miners to the Arctic, where bad weather wreaks havoc with the plane and the mission.

The Rocky Mountaineer travels across western Canada and over the Rocky Mountains.

Facing Australia's fierce heat, Celebrity Solstice provides guests with views of waterfalls, jumping crocodiles, koalas and the Great Barrier Reef.

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.

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.

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.

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

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

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

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 view of New Mexico; exploring its landscapes and landmarks, while revealing its many legends and secrets.

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.

Louisiana's wetlands and underwater oil fields.

An aerial tour over the places made famous by America's most influential men and women.

The Lone Star's rugged canyons, historic ranches and modern cities.

Northern state's green forests; red-painted barns and sugar maples.

A view of Idaho from the air reveals a state filled with agricultural fields, lands untouched by human hands, and riches in the form of gold, ski resorts and spuds.

A high-flying tour of Connecticut; exploring the safe harbors, buildings and rich maritime history; the home state of Mark Twain, PT Barnum and Katharine Hepburn; the exclusive Gold Coast, the Thimble Islands and the historic cities.

An aerial tour over Kentucky reveals a state of racetracks, country music highways, bourbon distilleries and a history of feuds and traditions.

A rescue mission to an isolated Alaskan community cut off by winter storms; greeting uninvited guests in the airport's green spaces; an emergency engine change tests the maintenance crew; evidence of international smuggling.

Engine failure, a suspicious package, and violent Alaskan weather put air missions and the entire city of Anchorage at risk.

A family-run airline flies emergency supplies to a remote village hit by water pollution; Alaska's biggest cargo airline loads high explosives on a busy runway; Anchorage's elite pilots come to the rescue of a holiday party.

When seismic activity around Mount Spurr heats up, pilots fly supplies to farmers. The operations team at Anchorage International deal with two emergency landings and proud parents turn to pilots to get them to a vital school ba.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

When seismic activity around Mount Spurr heats up, pilots fly supplies to farmers. The operations team at Anchorage International deal with two emergency landings and proud parents turn to pilots to get them to a vital school ba.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

A design fault leads to an explosion on a DC-10 and two years later the same design fault causes another tragedy.

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.

A mechanical problem aboard an Air Canada plane turns into an all-out emergency six miles in the air.

A freight train carrying an excess of cargo loses its brakes while descending a mountain causing it to gain speed and derail into a neighborhood killing several people.

The dashcam of a passing car captures stunning footage of the final moments of a Taiwanese commuter aircraft as it banks steeply, clips an elevated highway and nosedives into the river; investigators find no signs of pre-impact malfunction.

A Boeing 737 is rocked by a midair explosion that challenges its pilots and nearly ejects a passenger out of a blown-out window.

Caught in a major tropical storm, a 737 crashes just short of the runway on a Caribbean island, but the accident may not have been weather-related.

Air France Flight 296 fails to regain altitude after performing a fly-by during an air show at Mulhouse-Habsheim Airport.

A bomb explodes on Air India Flight 182 en route from Canada to India causing it to disintegrate over the coast of Ireland.

United Airlines Flight 718 and Trans World Airlines Flight 2 collide midair over the Grand Canyon in Arizona, killing all 128 people on both aircraft in 1956.

A commercial airliner crashes minutes after taking off from an airport in Bucharest causing suspicions to rise.

When a modified WWII fighter plane crashes into the crowd at a Nevada air show, investigators struggle to find the cause.

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

A quick trip from Washington D.C. to Ohio in 1994 turns deadly when pilots of a twin-engine turboprop attempt a risky landing.

The pairing of a domineering pilot and an inexperienced first officer has deadly consequences in northern Minnesota.

When an A300 stalls and crashes just before landing in Japan, fears arise about the plane's complex automated systems.

Polish Air Force Flight 101, carrying the President of Poland Lech Kaczynski, his wife Maria Kaczynska and other top officials, crashes in a wooded area while on final approach to Smolensk North Airport in heavy fog and low visibility.

A billion-dollar Stealth Bomber crashes at a U.S. Air Force base-the costliest aviation disaster ever; bad data misleads a charter flight into a Portuguese mountain and conflicting alarms send a cutting-edge jetliner plunging into the Atlantic.

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

A large cargo jet slices into an apartment complex in Amsterdam and reveals a potentially lethal problem threatening every 747 in the sky.

Investigators try to solve the mystery of a plane whose captain and co-pilot are missing.

Trans-Air Service Flight 671 suffers an in-flight separation of its two right engines while en route to Kano, Nigeria, forcing the pilots to make an emergency landing at Istres-Le Tubé Air Base in France.

When seismic activity around Mount Spurr heats up, pilots fly supplies to farmers. The operations team at Anchorage International deal with two emergency landings and proud parents turn to pilots to get them to a vital school ba.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

When a DC-8 cargo jet crashes on approach to a U.S. naval base in Guantanamo, investigators wonder if Cuba played a role.

Facing a cascade of failures and a fire on board, a turboprop is just seconds from landing when it flips over and crashes.

The investigation into the 2014 crash of a TransAsia flight uncovers a systemic problem with the airline.

Three planes fatally out of balance force investigators to question every calculation; it's a flight risk that's entirely preventable, and yet repeated disasters reconfirm the need for critical backup systems.

The crash of a commuter flight to Detroit leads investigators to a cause the industry has known about for years.

Atlantic Airways Flight 670 careened off the runway and became engulfed in flames.

Grant Korgan uses his "hero flights" to uplift other disabled veterans and first responders. Fly For The Culture inspires young people of color to pursue a future in aviation. A photographer and pilot recreate an iconic photo over New York City.

The crews at the Ice Airports must handle a premature birth, the theft of an ancient treasure and the arrival of a lost military hero.

The intense work needed to achieve death-defying challenges; featuring the Blue Angels aeronautic team as they perfect a daring new routing on a brand new airframe.

Top Gun flight instructors show the famous and prestigious training program in the sky, and reveal the tactics and techniques taught in the classroom and in the air; examining how the real Navy Top Gun came to be.

A behind-the-scenes look at the operations of a U.S. Navy aircraft carrier; the dedicated sailors who keep it running at maximum efficiency.

Top Gun flight instructors show the famous and prestigious training program in the sky, and reveal the tactics and techniques taught in the classroom and in the air; examining how the real Navy Top Gun came to be.

The crews at the Ice Airports must handle a premature birth, the theft of an ancient treasure and the arrival of a lost military hero.

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.

A retelling of the D-Day invasion and its critical naval operation involving an armada of diverse and ingenious vessels.

New colourized footage and testimony reveal the true cost paid by the Allies and civilians to free Belgium and the Netherlands from Nazi occupation.

On D-Day, Allied forces land in Normandy, France, to beat back the German troops and liberate France; previously unseen archival footage captures the 85-day struggle to liberate Europe and includes rare images of the battle itself.

A comprehensive look at the naval battle of Guadalcanal in November 1942 and the heroic efforts of U.S. sailors who held off powerful Imperial Navy.

From the USS Langley to the high-tech floating airports; the history of the aircraft carrier and how its air wing operates.

A behind-the-scenes look at how the U.S. Navy's radically redesigned Ford-class aircraft carrier was built.

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.

World War II and its aftermath plays a huge role in the civil rights movement in the U.S.

An inside look at the USAF's bombing operation over North Vietnam in the late 1960s and each pilot's goal to reach 100 missions to earn his ticket home.

The identity of an unnamed hero in the iconic photo of the flag-raising on Iwo Jima is revealed by modern science.

Military cameramen's footage of the Battle of Okinawa shows the intensity of the battle, on land and sea, in vivid color.

Footage of the Pacific campaign during World War II and Japan's downfall.

Personal accounts of the atomic attack on Hiroshima in 1945; the comprehensive story of the bombing of Hiroshima, from those who built it, dropped it, and survived it.

Top Gun flight instructors show the famous and prestigious training program in the sky, and reveal the tactics and techniques taught in the classroom and in the air; examining how the real Navy Top Gun came to be.

A look at how maritime task forces and the Coast Guard are keeping commercial vessels and US shores safe from pirates and drug smugglers.

The crew of the USS George H.W. Bush aircraft carrier prepares to give air support to ground troops battling ISIS in Iraq.

A behind-the-scenes look at the operations of a U.S. Navy aircraft carrier; the dedicated sailors who keep it running at maximum efficiency.

Top Gun flight instructors show the famous and prestigious training program in the sky, and reveal the tactics and techniques taught in the classroom and in the air; examining how the real Navy Top Gun came to be.

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.

Building an eco-friendly visitor centre 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.

Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge.

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.

Mike Davidson heads to Brazil, where an offshore crew is racing the clock to set up giant power ships to deliver electricity to a country in desperate need.

Mike Davidson embarks with the team to one of the most extreme, avalanche-prone ski mountains in the world: Snowbird; they battle to keep the steep and deep slopes safe with shovels, snowcats and even a WWII Howitzer.

Mike in north eastern Australia, going on and under the water, into labs and onto construction projects working with specialized teams as they tackle the daunting challenge of saving dying coral on the incredible Great Barrier R.

Host Mike Davidson goes to the remote Atacama desert in Chile; at observatory ALMA he works alongside the expert team as they repair some of the world's biggest antennas.

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

The engineering secrets behind a massive sky garden in Singapore, the world's most slender tower in Brighton, and a railway station in the shadow of Vesuvius.

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.

When seismic activity around Mount Spurr heats up, pilots fly supplies to farmers. The operations team at Anchorage International deal with two emergency landings and proud parents turn to pilots to get them to a vital school ba.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

Passenger numbers at Ted Stevens International Airport are up by 93%, but a freak storm is about to throw Christmas into chaos; at Fairbanks International Airport a 737 is forced to dock for the night and is in danger of freezing over.

The airport has never shut down for bad weather, but a heavy storm, a rookie snow boss, and broken equipment put their remarkable streak in jeopardy; a 5.3 magnitude earthquake shakes the airport, grounding all planes.

A fishing derby tests pilots; crews battle a rusty plane; an aviator must dream big or go broke.

With hidden flaws buried in their navigation systems, three planes suffer catastrophic computer errors that force investigators to dig deep for clues.

Moments before Pacific Southwest Flight 1771 crashes on a cattle ranch in California, gunshots are heard in the cabin.

When a twin-engine jet careens off the runway in Kentucky, investigators must determine why the plane failed to take off.

A bomb explodes on Pan Am Flight 103, causing the aircraft to disintegrate in mid-air 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.

On 26 May 1991, the thrust reverser on the number one engine of Lauda Air Flight 004 deploys in flight without being commanded, causing the aircraft to spiral out of control, disintegrate, and crash about 100 miles northwest of Bangkok.

The evolution of amphibious assault vehicles, including the restoration of Britain's last surviving LCT 7074 landing craft, designed to carry six Churchill tanks.

A look at how the role of battleships changed over the course of the First and Second World Wars.

From tests in the River Thames, to the German's deadly U-boat attacks in World War II, this episode explores the silent threat of submarines.

It is considered the largest sea battle in history: the Battle of Leyte Gulf in WWII was three days of ingenious strategy and white-knuckle combat between warships, aircraft and kamikazes.

Stories of espionage at sea, including deadly U-boat cat-and-mouse games during WWI, the sinking of the Lusitania, a gun-smuggling private yacht that made history, and liners turned troopships.

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.

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.

A look at the rise and fall of the infamous Nazi dive bomber Ju-87 Stuka, an aircraft of World War II.

The Spitfire's legend and role in the Battle of Britain.

The inside story of how the AH/MH-6 evolved over the decades to become an irreplacable aircraft for the U.S. Military.

The inside story of Britain's flagship super jet of the Cold War era, the Hawker Hunter, and its most thrilling flights during the late 20th century.

During the Vietnam War, the United States needed a helicopter that could defend itself; the AH-1 Cobra, the world's first pure attack helicopter.

Electronic warfare aircraft; the EA-6B Prowler; the EA-18G Growler.

The history of the longest serving bomber in the U.S. military: the B-52 Stratofortress.

The 50-year evolution of the Army's top transport helicopter, the CH-47 Chinook.

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 Marine Corps' V-22 Osprey.

The F-15 Eagle's conquests in Iraq, Yugoslavia and even space.

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.

Architects and engineers build an eco-friendly convention center on Vancouver's waterfront, a lift bridge in Bordeaux and a cocoon-shaped skyscraper in Tokyo each with unique challenges like marine habitats and massive spans.

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 new 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.

A Manhattan high-rise; an Athens cultural center; a Singapore university.

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.

In a rush to complete their flights, three different flight crews skip key procedures, ignore signs of danger and make deadly decisions.

Mistaken identity and hostile fire over enemy territory are among the many risks that pilots face in war zones around the world.

From corrosion and metal fatigue to faulty repairs, three doomed airlines are brought down by gradually deteriorating parts.

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.

When a USAF stealth bomber crashes after takeoff, investigators search for a reason.

On August 22nd, 1985, 55 people died aboard British Airtours flight 28M when its engine catches fire as it accelerates.

Investigators struggle to understand the unusual flight path and Himalayan crash site of Thai Airways Flight 311.

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

A helicopter carrying offshore drilling workers crashes into the ocean, leading to an investigation that reveals a fatal flaw in the chopper's design.

A cleaning crew makes a careless error while cleaning a Boeing 757, affecting the plane's computer system and causing it to crash into the Pacific Ocean.

When seismic activity around Mount Spurr heats up, pilots fly supplies to farmers. The operations team at Anchorage International deal with two emergency landings and proud parents turn to pilots to get them to a vital school ba.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

If pilots aren't prepared when the runway is in sight, a landing can quickly become a tragedy.

Flydubai Flight 981 enters a rapid descent and crashes nose-first at Rostov-on-Don Airport in Rostov-on-Don, Russia, after aborting its second landing attempt in poor weather conditions.

Devastating failures in the air put pilots to the test and shine a light on three feats of flying.

On 1 June 2009, Air France Flight 447 stalls and crashes into the Atlantic Ocean while flying through a thunderstorm, killing all 228 people on board.

The captain of a Navy cruiser must quickly determine if an approaching plane is friendly.

Home to some of America's highest mountains; Mount St. Helens.

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

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

Natural wonders, manmade marvels, hidden treasures and places of inspiration.

The stories and sights of Hawaii's major islands.

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

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.

There is no better way to witness Argentina, and its land of contrasts, than to experience it by air; this soaring tour stretches from one extreme to the next, from vast wetlands to some of the driest places on Earth.

Argentina's Patagonia is an environment of extremes, carved by ice and surrounded by violent seas; for wildlife, it's a rugged wilderness where survival is a daily battle; for humans, it's a must-see tourist destination.

An aerial tour over southern Greece celebrates its landscapes, its ancient and mythical past and the people who call it home.

An aerial tour of northern Greece explores Mount Olympus, Macedonia, the island of Corfu and more; the lifestyles of the region's inhabitants.

A sky-high tour over Ireland reveals its towering cliffs, rolling hills, ancient ruins, and rich history.