Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

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

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A winding path built in secret on the edge of the continent.

A huge musical instrument played by the ocean.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Tiki luxury on Nob Hill.

The only theatre in the world constructed specifically for sound movement.

When ecosystems collide in the arid Southwest.

The largest self-built castle in the U.S., six decades in the making.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

This super steep hike ascends 2,000 feet in less than a mile.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The remains of the dam that unleashed a 15-foot wall of water on Denver.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

A downtown park built on top of unclaimed graves.