An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

This former asylum for Black Americans is haunted by its history of violence and racism.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

This 600-year-old home seems to defy physics.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

This failed condo development was reborn as a street art hub.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

This collection of bronze hands comes from astronauts, presidents, baseball greats, and more.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

Eighteen miniature death-scene dioramas.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Colorful boxes placed over the dead are left to rot and crumble.

Continuing the tradition of the dime museum in style.

The world's second largest single-dish radio telescope, once used to contact E.T.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

One part antique store, one part curiosities hodge-podge.