Smithsonian Channel Canada

Racial unrest divides the nation; Russia has a nuclear bomb; the Cold War; the brutal murder of 14-year-old black Chicagoan Emmett Till.

Clive Anderson and Mary-Ann Ochota visit the Scottish island of Orkney and enter the lair of the legendary Hogboy to investigate a case of Viking treasure, lust and madness.

In the series finale, the artists have one last chance to impress the judges with a self portrait; then, three finalists are chosen to showcase their work at the Hirshhorn Ball, but only one will win the exhibit of a lifetime and $100,000.

San Francisco is famous for its hills, bridges and bay, but it is also known for its gridlock, ferries and wifi-enabled buses transporting tech workers to Silicon Valley; the tech boom reshapes the skyline; lighting engineers climb the Bay Bridge.

The Torngat Mountains National Park was set up in part to return the aboriginal people to their birthright.

Riding Mountain National Park in Manitoba.

Exploring machines invented for human survival in the extreme cold across the planet.

Crawling down the Red River, the Amphibex protects those who live along it during the thaw, while the Hercules C-130 J takes to the Arctic skies of the Canadian North; preparing for summer exploratory missions is Swedish built icebreaker Oden.

Military search and rescue efforts in deadly arctic conditions rely on a specialized helicopter with unrivaled power and endurance, and special access reveals how it works; in the Alps, a monster snow blower keeps trains running in dangerous weather.

The Yeti is a custom-made snow-eater that keeps a critical Alaskan airport open for business; experts reveal how cutting-edge engineering and the latest technology keep this machine running in the toughest conditions.

Exploring whether Druids were prehistoric hippies or bloodthirsty practitioners of human sacrifice; Clive Anderson and Mary-Ann Ochota explore Anglesey and consider cannibalism.

Rare archival films, iconic news footage and home movies during a decade of revolution; the first televised Presidential debate.

The men around Henry VIII shaped a man who became a tyrant.

The true story of the F-14 Tomcat, the military aircraft made famous in "Top Gun"; how it served as the US Navy's top carrier fighter for a generation.

The discovery of a perfectly preserved, 110-million-year-old dinosaur sparks a prehistoric mystery.

The future historian's files reveal how humans removed excess carbon dioxide from the atmosphere to create a greener Earth; studying a mobile carbon-capture device for trucks, an outdoor air filter, terraforming and carbon-eating seaweed farms.

A look at artists in film, dance, and sculpture whose works are uniquely American, including ballerina Misty Copeland, actress Nicole Kidman, and more.

Exploring whether Druids were prehistoric hippies or bloodthirsty practitioners of human sacrifice; Clive Anderson and Mary-Ann Ochota explore Anglesey and consider cannibalism.

Rare archival films, iconic news footage and home movies during a decade of revolution; the first televised Presidential debate.

Uncover the luck and determination that helped POWs endure captivity, hunger, and acts of unthinkable brutality. Listen to the riveting stories of soldiers who survived infamous German stalags, Japanese forced-labour campaigns, and death marches.

A United States army cook manages to stall Himmler's attempt to recapture Strasbourg.

Uncover the luck and determination that helped POWs endure captivity, hunger, and acts of unthinkable brutality. Listen to the riveting stories of soldiers who survived infamous German stalags, Japanese forced-labour campaigns, and death marches.

A United States army cook manages to stall Himmler's attempt to recapture Strasbourg.

Rare archival films, iconic news footage and home movies during a decade of revolution; the first televised Presidential debate.

Exploring whether Druids were prehistoric hippies or bloodthirsty practitioners of human sacrifice; Clive Anderson and Mary-Ann Ochota explore Anglesey and consider cannibalism.

A look at artists in film, dance, and sculpture whose works are uniquely American, including ballerina Misty Copeland, actress Nicole Kidman, and more.