A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Once the home of a hermetic monk, this cave now houses a small church.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A fearsome dragon clings to a corner of Munich's city hall.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

It’s said this crypt was the setting for the tragic finale of the Shakespeare play.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

Pilgrimage site for star-crossed lovers.

The world's biggest floating museum in Gothenburg, Sweden.

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

What's that on the side of that building? Va Va Voom, it's Bettie!

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

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

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

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

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.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

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

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.

Granting the right of way to ships over surface traffic since 1917.

Seattle’s Whimsical Mural Master.

A brewery warehouse which doubles as a circus bigtop.

A 1,000 pound brass bell commemorates a time when this small maritime neighborhood was actually its own separate city.

A commemorative mural in this tiny Ballard park honors the neighborhood's rich Scandinavian ties, particularly with Seattle's Norwegian sister city Bergen.