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

A mysterious spot where the laws of gravity seem not to apply.

Iconic rock formations that allow for exploration during high or low tide.

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

A complicated, forgotten beacon of hope for thousands of immigrants, "Canada's Emerald Isle" lies in ruin.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

The eccentric mansion of one the most popular horror authors of modern times.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

The world's largest rotating world.

The site of the Andover Witch Hunts, which ended with more witch accusations and arrests than Salem.

A miniature city built by a single hunchbacked monk.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

A second generation sun-powered marvel lights up the night.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A giant donut stands as a popular symbol of Los Angeles iconography.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

These markers are used to document elevation changes around the famed dam.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

Beautiful stained glass depictions of the history of human flight fill this surprising chapel.

The site of one of history's most indelible and horrific tragedies.

A condo complex once housed a boarding school with the 24th U.S. Vice President among its notable alumni.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.