A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

A swath of France so devastated by war it is still forbidden to go there.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

This Luxembourg cave is covered in cryptic looking marks left by mining activity.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

The internet as provided by a James Bond villain.

A beautiful geyser under environmental threat.

A legal loophole makes it possible to get away with murder within this 50-square-mile section of Yellowstone.

One of the largest cat sanctuaries in North America is considered a "Club Med" for felines.

A renegade art installation in a small Vancouver park is now officially sanctioned by the City Parks Department.

The remains of a Canadian train crash are now mouldering beneath layers of rust and graffiti.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

The tallest sea cliffs on the Southern Hemisphere are a climber's worst nightmare.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

The only fixed chain and post trail in Scotland snakes its way along the base of a towering seaside cliff.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

The purported world's shortest international bridge connects a homeowner in Canada to his backyard in New York.

You can cross from one country to another in a single hop on this little bridge.

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