Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

The remote graves mark the mysterious deaths of four 19th century explorers.

A modern version of the stone cairns built by the Inuit.

This landlocked lake is the world's largest on an island.

The third-largest island in Canada is one of the remotest places on Earth.

The closest thing to Mars on Earth.

This house of worship in the Arctic Circle is shaped like an igloo.

This greenhouse was once a hockey arena.

A mad mystery man who led Canadian mounties on a 150-mile wilderness chase is still buried with his secrets intact.

Locals believe the purity of this huge, untouched Arctic lake could be the salvation of human civilization.

Natural earth mounds formed in the far north.

This Canadian road's nickname stuck so hard the city had to keep it.

Ice roads, deep holes and 3,500 pounds of diamonds.

These hellish-looking cliffs in the Canadian Arctic have been burning for centuries.

The picturesque remains of an abandoned silver mine slope down to Tagish Lake in the Yukon.

This decommissioned DC-3 now forever points into the oncoming wind.

When the big city meets the edge of the frontier, log skyscrapers are born.

A lasting testament to the Klondike Gold Rush.

Home to a full cast of the largest woolly mammoth ever recovered in North America. 

A skeletal collection of former nautical mainstays.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

Roadside collection of 65,000 signs.