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

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

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

A busy cafe better known for board games than food.

Local legend has it that an old, decaying staircase outside this cemetery is haunted by dozens of ghosts.

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

Bonsai trees that are up to a thousand years old.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

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

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

A home made entirely from scrapped, reclaimed and recycled material in Whitman County, Washington.

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

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

This historic building provides a powerful glimpse into the lives of Japanese Americans forced to relocate during World War II.

The illuminated falls are a gem in North Cascades National Park.

The highest point in Washington state is a volcano covered in glaciers.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

Shoreline strewn with the remains of ghostly fallen trees.

Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

The tale of a strong-willed woman who stood her ground when the commercial world came rumbling in.

This Seattle joint serves food inside an old train car once used by FDR.