This dilapidated ship carcass covered in trees is a striking sight.

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

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

Old submarine parts have been converted into faux whale fins.

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

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

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

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

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

Stroll through a wonderland of stupendous moss-covered trees.

A collection of old steam and diesel locomotives sitting in a fenced-off garden.

One time home to turn of the century explosives, now hidden under the Bay Bridge.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

The only visible piece of San Francisco's most famous shipwreck.

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

A free, public museum dedicated to the fascinating science of sight.

This print shop boasts one of the largest pinball arcades in San Francisco.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

A library and museum dedicated to typography.

Gold Rush-era tombstones line the park's paths.

An overlooked and unassuming engineering marvel.

Its buzzing collection honors vibrator history.

A museum befitting the city responsible for supplying the majority of the world's LSD.