A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

A wall of chewing gum moonlights as collective art.

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

This working class sculpture pounds his hammer all the livelong day.

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

The historic bar where local ship captains, traders, and gold miners would come together to do business a century ago.

This probably wasn't what Mao had in mind.

The largest traditional Chinese medicine market in the world sells ingredients that may make you squirm.

The grassy landscape is home to the world's last truly wild horses.

Enormous statue of the Emperor of the Mongols.

A huge communist-era propaganda monument and mural that offers stunning views of the Mongolian capital.

This derelict superstructure was a very important warning system for the Soviet military.

One of the most poignant ruins of the Chornobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

This attraction was abandoned after the Chornobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

The dining hall that nourishes workers in Chornobyl's Exclusion Zone is also open to visitors.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A young botanist's horticultural vision realized through a lifetime of planting, tending, and collecting seeds.

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

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

Continuing a tradition of movie magic on the site of America’s oldest continually operating movie theatre.

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.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

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