The cruel trial of a 13-year-old boy inspired the creation of this now abandoned reformatory.

This nine-story building can be played like an instrument.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

Transport yourself to the 1980s era of video games at this themed restaurant and bar.

An unexpected curiosity cabinet hidden within a department store in the Japan Post tower.

Oddly touching memorial to a little-remembered nuclear tragedy.

If Hello Kitty were Mickey Mouse, this would be Disneyland.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

A magical place that lets you play in and explore the world of Studio Ghibli.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Less a museum than a bizarre fantasy world created by artists and engineers.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Jule Körner's house full of bizarre architectural details.

A piece of outsider public art accompanied by a strange urban legend.

The secret city built by the Manhattan Project.

America's post-nuclear-attack chambers of Congress.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.