Smithsonian Channel Canada (SMITH)

Try to find the origins of the planet's most puzzling structures. Traipse along ancient pathways crisscrossing Easter Island, find gigantic designs carved into Asia's Eastern Steppe, and ascend a tall pyramid rising from Antarctica's icy landscape. (Repeat).

A flyover tour of Puerto Rico and the U.S. Virgin Islands. (Repeat).

Experts investigate Mount Nemrut and its ancient inscriptions to understand why it was built and eventually destroyed. (Repeat).

An engine fault threatens to ground an airliner, scientists and pilots team up to protect cattle from lion attack, damaged runway lights plunge a busy airport into darkness, and South Africa's top aerial display team wows crowds. (Repeat).

A 747 mayday triggers an emergency on Anchorage runways. Then, a young aviator learns to fly to feed her village, military pilots navigate Alaska's icy peaks to be combat-ready, and an extreme surfer flies high to find waves. (Repeat).

Jeremy Birch takes on a salvage to raise a 40s vessel with a concrete hull. (Repeat).

Featuring a giant tomb discovered by Egyptian archaeologists that has hundreds of coffins. (Repeat).

Try to find the origins of the planet's most puzzling structures. Traipse along ancient pathways crisscrossing Easter Island, find gigantic designs carved into Asia's Eastern Steppe, and ascend a tall pyramid rising from Antarctica's icy landscape. (Repeat).

The Normandie was the most expensive and extravagant ocean liner ever built. But when the United States entered the Second World War, the Normandie was seized by the Americans for use as a troopship. (Repeat).

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 two million leaking, potentially deadly abandoned oil and gas wells scattered across the country. (Repeat).

A look at the design and engineering secrets behind the Audain Museum and the Grand Canyon Museum. (Repeat).

The Normandie was the most expensive and extravagant ocean liner ever built. But when the United States entered the Second World War, the Normandie was seized by the Americans for use as a troopship. (Repeat).

An in-depth examination of how objects get fixed.

The stories behind architectural marvels are examined.

Programming to be announced.

Local guides, bloggers and historians reveal the secrets of the world's most iconic cities.

To be announced. (Repeat).

Aerial tours of American cities.

An aerial look at some of the planet's most curious, historic and mysterious sites, and the stories behind them.

An aerial look at some of the planet's most curious, historic and mysterious sites, and the stories behind them.

An aerial look at some of the planet's most curious, historic and mysterious sites, and the stories behind them.

An aerial look at some of the planet's most curious, historic and mysterious sites, and the stories behind them.

An aerial look at some of the planet's most curious, historic and mysterious sites, and the stories behind them.

To be announced. (Repeat).

An in-depth look at the life of the real Cleopatra, including her violent upbringing, clever political alliances, lust-fueled romances, and tragic death.

An in-depth look at the life of the real Cleopatra, including her violent upbringing, clever political alliances, lust-fueled romances, and tragic death.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

Egyptologists explore the extraordinary history of Ancient Egypt and the pharaohs that ruled it.

A look at what it takes to be an astronaut. (Repeat).

Nazi paratroopers defend the city of Carentan in the aftermath of D-Day. (Repeat).

Mike Davidson joins the staff at Snowbird, one of the world's most extreme, avalanche-prone mountain ski resorts. They fight with shovels, snowcats, and even a WWII Howitzer to make the steep and deep slopes safe. (Repeat).

A look at what it takes to be an astronaut. (Repeat).

Nazi paratroopers defend the city of Carentan in the aftermath of D-Day. (Repeat).

Mike Davidson joins the staff at Snowbird, one of the world's most extreme, avalanche-prone mountain ski resorts. They fight with shovels, snowcats, and even a WWII Howitzer to make the steep and deep slopes safe. (Repeat).

Follow archaeologists as they examine coffins from Egypt's Greek Period, recently unearthed in the tombs of Saqqara. (Repeat).

Discover patterns that can only be seen from the air. Marvel at a perfect circle carved around an ancient peak, view a scary phenomenon in the Pacific, see strange shapes in a Middle Eastern desert, and detect a formation below the ocean's surface. (Repeat).

Jeremy Birch from Mad Props Marine is tasked to raise a concrete hulled vessel, as the weather continue to ravage British Colombia. (Repeat).

A flyover tour of unique roadside attractions. (Repeat).

Flying into a volatile region, crews battle pirates, tornadoes and riots to salvage a wrecked cargo ship. Teams hope to save cherished floating homes devastated by Hurricane Sandy. And in Florida, a savage hurricane has flung a boat into a house. (Repeat).

Storm Christoph ravages the waters on the south coast of England, tearing off a cruise ship anchor. With the risk of the ship running adrift, crews have only a limited window to find the elusive anchor and reattach it to the ship. (Repeat).

Crews work around the clock to build the world's largest underwater concrete bed to salvage the Costa Concordia off the coast of Italy. And a fire at America's largest shipwreck causes devastation. (Repeat).

Islamorada, Florida and Chris Ward gets a call out to salvage a motor yacht that's sitting in 50ft of water. It's been out there for a week, but he needs to raise it and return the $20,000 boat back to its owner. (Repeat).

Jeremy Birch takes on a salvage to raise a 40s vessel with a concrete hull. (Repeat).

Feudal Japan was in turmoil in 1551. A succession dispute inside the Shogunate has seen central government collapse, kick-starting a period of bloody civil war known as the Sengoku Jidai - 'the Age of the Warring States.' (Repeat).

Dig up artifacts virtually using stunning satellite imagery. See evidence of female power in ancient Kush, secrets long buried in a New Mexico pueblo, a shocking find near the amazing Nazca Lines in Peru, and new mysteries in Cambodia's Angkor Wat. (Repeat).

A flyover tour of America's man-made marvels, including the Statue of Liberty and Seattle's Space Needle. (Repeat).

A look at what it takes to be an astronaut. (Repeat).

Nazi paratroopers defend the city of Carentan in the aftermath of D-Day. (Repeat).

Mike Davidson joins the staff at Snowbird, one of the world's most extreme, avalanche-prone mountain ski resorts. They fight with shovels, snowcats, and even a WWII Howitzer to make the steep and deep slopes safe. (Repeat).

The team from Northstar, led by Phil Risko, races against time to refloat a trawler in New Jersey. The distressed vessel was grounded to the shore and must be put back on the water to prevent further damage. (Repeat).

Feudal Japan was in turmoil in 1551. A succession dispute inside the Shogunate has seen central government collapse, kick-starting a period of bloody civil war known as the Sengoku Jidai - 'the Age of the Warring States.' (Repeat).

Dig up artifacts virtually using stunning satellite imagery. See evidence of female power in ancient Kush, secrets long buried in a New Mexico pueblo, a shocking find near the amazing Nazca Lines in Peru, and new mysteries in Cambodia's Angkor Wat. (Repeat).