Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Built from oil field parts and resembling a teepee, this abandoned mid-century church is hoping for a comeback.

A theater sits abandoned on Roosevelt Road, once majestic in splendor, now majestic in decay.

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

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

This Italianate Villa-style castle is pretty to look at, just keep off the private property.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

This relatively recently abandoned brewery is a tragic reminder of the continuing effects of Hurricane Katrina.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.

This abandoned 19th century orphanage started as a boarding school for children of Civil War veterans.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

Despite repeated attempts to make it work, this former mining town is now nothing but dust and memories.

Once America's longest-manned military fort, now an abandoned hulk.

An abandoned cyanide mill is now a haunting magnet for graffiti and illegal parties.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

This Tennessee manse was built so opulent that the very utilities doomed it to fail.

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

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.