The entire length of the border is marked by a 20-foot-wide slash through the trees.

Canada's subterranean Cold War museum has doubled as a movie set.

Little island known for its massive beachfront "flowerpot" pillars.

This historic Victorian hotel has a scandalous history of affairs and murder.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

Few other hotels can rival the grandeur of the Castle in the Rockies.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

Fossils, railroads, and waterfalls!

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

An ancient Viking village in North America that predates Columbus by 500 years.

Lost subway station nestled beneath Toronto's busy commuter line.

This expansive bridge in the Canadian wilderness was originally just built for friends.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

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

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

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

This man-made mound monument was built out of soil from all across the Polish empire.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.