This faux-seedy Japanese arcade is made up to look like a maze of alleys straight out of a cyberpunk dystopia.

Hanging over one of Japan's "hidden valleys," these vine bridges must be remade every three years.

Enormous underground chamber built to detect 'ghost particles' of the universe.

Bioluminescent firefly squid light up this Japanese fishing port.

Every autumn, this hillside is ablaze with red summer cypress.

Once the most densely populated place in the world, this island is now a ghost town.

The abandoned Japanese amusement park once loomed as a dystopian Disneyland.

Hot springs monkey spa in the middle of Hell's Valley.

An exquisite tunnel of cascading flowers.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

This South Carolina water tower is an icon of the city of Walterboro, but it also once served as the county jail.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

Hikers can still stroll beneath the long conveyer of this abandoned mining facility hidden in a West Virginia river gorge.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

A decommissioned military complex that's now a modern industrial park.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

This former prison is an Art Deco masterpiece with a past full of civil rights flashpoints.

A museum dedicated to exhibiting remarkable outsider art.

A maritime museum holding the remains of Blackbeard's pirate ship.