This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Smack in the midst of coal country, this collection provides a peoples' history of Appalachian miners' heritage.

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

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

The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

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

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

A labor of love built by local hang-gliding enthusiasts, this ideal launch spot was outlawed by the authorities and has since been largely abandoned.

An eerie, decaying ghost town destined to fade into the forest.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

Ship skeletons haunt Baltimore's waterways.

This abandoned school has had many lives since the early 1900s, and all of them doomed.

This abandoned amusement park was built on a site with a dark history.

This abandoned mine and power plant was built atop land once given to Revolutionary War soldiers.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

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

A remarkable time capsule of American manufacturing deep in Maryland coal country.

A Barbados crypt where it's said that the coffins refuse to stay put.

Brain collection and database that narrows the gap between man and animal.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

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

A derelict bit of transportation infrastructure hidden in the woods.