Former farm staffed by mental patients is now a public park.

Hollowed out cedar log tubs set in an ancient towering forest.

Canyon walls shrouded in ferns.

A hotel and restaurant serving as the mecca of kitsch.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

A walk through the historic city center, under the streets of Seattle.

Tucked in the back of this amazing antique store is an important piece of medical history.

Marta Becket's hand-painted theater in the desert.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

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

A huge musical instrument played by the ocean.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Concrete strongholds stand guard over the Golden Gate.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

An alien landscape of chalk-rock in the Egyptian desert.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Traditional 11th-century outdoor tannery.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

Japanese national treasure originally built in 593 CE.

The 10,000 Torii shrine.

Hot springs monkey spa in the middle of Hell's Valley.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A Gothic cathedral created from volcanic rocks.