Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

This Old West eatery along America's Loneliest Road was originally a stop on the Pony Express.

This mother-daughter run curiosities shop is a beautifully odd mix of taxidermy and exotic plants.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

This little museum has an exhibit devoted to the elusive forest denizens.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

A strange house built only at night, with rumored mystic inspiration.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Medical and zoological curiosities for sale.

There's nothing creepier than a cemetery next to a clown motel.

A picture-perfect town, perfect for blowing up.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

The remote resting place of a notorious Wild West outlaw whose death is shrouded in mystery.

The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

Once a year, at exactly 11:11 a.m., this monument comes to life.

A cabinet of curious mathematical models and old calculators.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

An artificial crater field that trained astronauts for lunar exploration.

The world's largest military aircraft cemetery.