An abandoned town is hidden in Great Smoky Mountains National Park.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

An open-air museum of 18th-century homes and churches transported from various villages in Southern Poland.

300-year-old villagers houses and traditional churches preserve a nearly lost piece of Russian history.

Op-art architecture designed for happiness.

A reconstituted ancestral village of the Huron-Wendat Nation.

The remains of the worst military aviation accident in Canada's history.

A contemporary fresco movement illustrates the region's rich history.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

The remains of a paranoid inventor's hidden workshop lie in beautiful ruins amidst a Canadian park.

Every year, the colorful murals of Montreal get a complete makeover.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

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

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Twice a day, the water of the Petitcodiac River flows upstream in a surfable wave.

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

Part arcade, part museum, this collection features vintage and modern pinball machines.

The once-booming fox ranching industry has left its mark on Prince Edward Island.

This remote Moravian mission brought Christianity—as well as devastation—to the Inuit people.

Built more as a work of art than living quarters, this cottage has withstood the test of time.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.

This crescent-shaped sliver of sand is a magical haven for a herd of feral horses.

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