17th century streets hidden under Edinburgh were once a breeding ground for the black death.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

A red-brick beacon stands against the tempestuous Atlantic, on the windiest site in the United Kingdom.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

A bust of the first president welcomes visitors to the only town in America called George, Washington.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

This bridge provides safe passage for squirrels.

Home of Jake the Alligator Man, the mummified remains of a cigar smoking, cross-dressing celebrity of the Northwestern coast.

This Seattle joint serves food inside an old train car once used by FDR.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A wall of chewing gum moonlights as collective art.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

A giant Troll lurks under one of Seattle's oldest bridges.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A Roman-style column in Oregon hides a spiral staircase inside.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

This sandstone mansion was the home of two of Oregon's most important pioneers.

Two massive rock outcroppings on the Oregon coastline.