An allegedly haunted mansion with a tragic, tawdry past.

This offbeat trailer park is home to vintage peddlers, local artists, indie makers, and more.

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

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

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.

The classic lawn figurine now claims this wooded area as home.

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

A community gathering place that once housed half-ton tanks and the World's Fair.

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.

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

The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

The first park built over a freeway is a brutalist masterwork.

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

A wall of chewing gum moonlights as collective art.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

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

An exquisite Baroque church in Vienna's old town.

Apartment complexes built into huge repurposed natural gas tanks.

The resting place for anonymous victims of the Danube's dark waters.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

This former insane asylum now holds a pathological anatomy museum.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.