This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

Abandoned concert venue legendary for its rock counterculture.

This trio of stone spires claims to be the only preserved medieval execution site in Europe.

A former suicide bridge is now accumulating symbols of love instead of a body count.

Enigmatic bug-like sculptures mystify drivers along a Swedish highway.

Stone carvings record the Norse myth of Sigurd, providing a glimpse into Scandinavia's transition from paganism to Christianity.

Despite the groans of archaeologists, this astounding groups of Bronze Age petroglyphs have been painted red for tourists.

A museum dedicated to the history of psychiatric treatment featuring a gallery of art made by patients.

The remains of Alfred Nobel's first nitroglycerine factory can still be found on the shores of a Swedish bay.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

A beautiful oddities shop crammed with strange and morbid curiosities.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

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

Where America's first doomsday cult awaited the end of the world.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

Three abandoned missile silos are hiding in plain sight behind a suburban development in Maryland.

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

A remote horde of architectural treasures fit for Indiana Jones.

Ship skeletons haunt Baltimore's waterways.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.