The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

This Cold War siren is one off the last of its kind still standing with its immensely powerful original horn.

An abandoned 19th-century hospital now swirling in ghost stories.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A cave interior in the shape of the ancient rhinoceros, created by lava cooling around its carcass.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

Legend says that these tall basalt pillars are the petrified wives of a trickster god.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

Four abandoned towers hidden above the Douglas fir forest in Washington.

The final resting place of one of the most sensational guitar players of all time was created only after his father got the rights to his music.

This scenic gorge is named after one of the most famous Bigfoot attacks in pseudohistory.

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

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

Tour the original street level of Port Angeles, buried underground in 1914.

Where else would a linchpin of post-colonial Native American cuisine anchor the menu but a museum?

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

This medieval village/restaurant perpetually celebrates the year 1376.

An enclosed rotunda at the Henry Art Gallery in which viewers can look up and see the uninterrupted sky.

The first park built over a freeway is a brutalist masterwork.

An obscure waterfall that looks like something out of a fantasy novel.

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

An extraordinary mixture of natural beauty and man-made phenomena.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.