Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

An abandoned dollhouse factory.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

A collection of unique outdoor sculptures surounded by the beauty of nature.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

Birthplace of America's first documented serial killer.

A once grand hotel is being retaken by the wilderness it once capitalized on.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

All that remains of one of the Civil War's more deadly POW camps is a simple flagstone.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

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

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

The site of a gold-digging conquistador's bloody landing in the Americas.

The humble home where the famous beat author lived briefly and wrote one of his most famous works.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

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

Settled in 1696, abandoned after the Revolutionary War.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

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