A whimsical village of unique treehouses resides in a Washington forest.

Stroll through a wonderland of stupendous moss-covered trees.

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

This Seattle store is packed with all sorts of curious creatures and creations.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

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

This painted blacktop brings the classic arcade game to life.

A beautiful final resting place for some of the noteworthy deceased.

"The House That Love Built" is shying away from "The House That Ghosts Love."

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

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

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

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

This edible park is open to any and all foragers.

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

This former coal gasification plant found a curious second life as a popular public park.

A wall of chewing gum moonlights as collective art.

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

A colorful architectural gem in Seattle's uniquely modern Central Library.

A house filled to the brim with oddities and curiosities.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

Make your reservation to have coffee with some kitties.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.