TV Schedule for Smithsonian Channel USA HD

How Did They Build That? Cantilevers & Lifts

An unstable high rise, an otherworldly museum, and a towering cliffside elevator.

How Did They Build That? Upside Down & Under Sea

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

How Did They Build That? Riverparks & Artworks

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 are revealed.

How Did They Fix That? Powerships

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.

How Did They Fix That? Super Stallion Helicopter

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.

How Did They Fix That? Panama Canal Railway

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

How Did They Fix That? Heli-Logger

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

How Did They Build That? Towers & Roofs

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

How Did They Build That? Tricks & Trains

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.

How Did They Build That? Steep & Stunning

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

How Did They Build That? Reborn Buildings & Sacred Grounds

In Oklahoma, a sacred spiral mound rises on a former oilfield, honouring 39 tribes; London's crumbling Battersea Power Station is reborn with two million new bricks. And in Spain, Frank Gehry crowns a historic winery.

How Did They Build That? Canals & Curves

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

Air Disasters Firebomber Down

A C-130 firebomber crashes while battling an epic Australian wildfire; ATSB investigators must determine the cause within an active fire zone.

Air Disasters Cold Case

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

Air Disasters Racing the Storm

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

Air Disasters Fight for Control

A propeller breaks off and rips a hole in the fuselage of an aircraft en route from Alaska to Washington 19,000 feet over the Pacific Ocean.

Air Disasters The Invisible Plane

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

Air Disasters Grounded: Boeing Max 8

Indonesian investigators must determine why a Boeing 737 Max 8 -- one of the world's best-selling new airplanes -- plunged into the Java Sea.

Air Disasters Carnage in Sao Paolo

TAM flight 402 slammed into a residential neighborhood and burst into flames, just seconds after lifting off from Congonhas airport in São Paulo, Brazil, killing all 95 people on board and three people on the ground.

Air Disasters Caution to the Wind

On 31 October 2000, Singapore Airlines Flight 006 collides with construction equipment at Chiang Kai-shek airport in Taipei while attempting to take off on the wrong runway in a typhoon, killing 83 of the 179 people on board.

Air Disasters Blown Apart

Partnair Flight 394 loses control, breaks up in midair 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.

Combat Ships Gulf War Warriors

A look at key naval battles that have taken place in the Persian Gulf over the last 50 years and the warships involved, from both sides of the conflicts.

Combat Ships The Smallest Ships

A look at the smallest ships of war and the major roles they've played over the centuries, including the 1776 gunboat built to stop a British invasion and the HA-19 sub.

Combat Ships Sunk

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.