This Gothic castle was inspired by Erik the Red's Viking residence at Brattahlid in Greenland.

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

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

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

Stroll through a wonderland of stupendous moss-covered trees.

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

A busy cafe better known for board games than food.

Pick up all of the cosmic knick-knacks under the sun or take a creative writing course, all offered in this novelty storefront.

Providing the soundtrack to the golden years of the Seattle grunge scene.

This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

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

A Seattle oddities shop brimming with Victorian-era gems and antique curio.

A house filled to the brim with oddities and curiosities.

A (slightly) grownup take on the classic retro arcade.

Five varieties of trees with custom-designed grates around the trunk are planted along the route of the Seattle Transit Tunnel.

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

The flock of plastic poultry is an ode to the classic comedy staple.

This painted blacktop brings the classic arcade game to life.

This popular bar has been blurring the line between normal and edgy for more than 75 years.

Browse through roughly 130,000 titles in the world's largest independent video rental store.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

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

This tiny home built on revenge appears to be scarcely wider than a Volkswagen.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.