This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

This natural rock "church" might not be a proper chapel but that doesn't mean it's not beautiful.

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

This park contains a number of standing stones meant to heal and inspire.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This once-private estate is now a dreamy, meditative garden that's open to the public.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

The graffitied ruins stand hidden within the Pennsylvania woods.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

It may take some time to locate, but it's sure to warm even a heart of stone.

This replica of the Greek structure is in the heart of Nashville.

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

Reforestation in action is the main attraction in this abandoned quarry.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

This abandoned factory on the Hudson River once churned out a million bricks a week.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.

Believe It or Not, Ripley once called this chiseled mountainside “New York’s Mount Rushmore”.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

The most magnificent bottle house in a town strangely full of them.

Odd outsider art installations surround a Gold Rush-era ghost town.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.