This former mining town was named the most toxic town in America.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

Four-story concrete hotel never opened to customers.

A trading post in the North Pole where children send letters.

The king of U.S. high points towers over every other peak on the continent.

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

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

A wall of chewing gum moonlights as collective art.