A 15th-century granary that played the role of futuristic slave quarters in the world of 'Star Wars.'

The first permanent memorial to a unique secret weapon of World War II.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

This beloved roadside attraction welcomes visitors with his signature neon smile.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

Curiously, this large sporting goods store features 14 wax representations of American presidents.

The smallest country in the world.

An abandoned cyanide mill is now a haunting magnet for graffiti and illegal parties.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

The oldest structure in a beachside California city was built to serve eight students.

These unusual houses look like giant boats that washed ashore on a residential street.

This unique sanctuary invites you to interact with the beautiful birds.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

Miniature art that tells an enormous story.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A reproduction of earth's many biomes.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

Deadly airliner crash preserved for those willing to climb and pay respects.

A museum devoted entirely to the rattlesnakes and snake-related art.

Natural sonic phenomenon comes with a grisly legend of murder and blood.