One of the final concrete ships built before World War II is now a crumbling breakwater.

Canada's oldest sugar maple has been growing since around 1500.

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

Canadian centennial project designed to gather information about UFOs.

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

Train tunnel running underneath Quebec City.

At least 14 twice-retired ships were sunk to make a lovely rusting breakwater in Comox Harbour.

The Arctic Archipelago is home to world's largest third order island: an island in a lake on an island in a lake on an island.

It's 2 billion years old!

The closest thing to Mars on Earth.

Mysterious wreckage of a small plane has been lodged in this tree since at least 1971.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

The third version of this tall sailing ship sits, rusted and burnt, in Lake Ontario.

Historic site where Native American hunters once trapped and killed buffalo.

It took over 100 years to decode this enigmatic epitaph for two buried brides.

Every four years, millions of salmon fill a river so densely that its waters appear deep crimson.

A historic Montreal market that was the city's agricultural hub for over century.

As if T-rex wasn't big enough, this Canadian monument is four times larger than the real thing.

This rocky spread has been squeezed up directly from the bowels of the earth.

Blackfoot petroglyphs of southern Alberta which date back as far as 7000 B.C.

The ruins of the "20-year town" lay out among the mountains of Alberta.

Every fall this lake mysteriously drains, like a bathtub with the plug pulled out.

Unlike many reclaimed, abandoned mines, this Canadian cave system is still just a dangerous maze.

At just six feet two inches deep, it is said by Guiness and Ripley to be the world’s narrowest freestanding office building.