This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

Failed state-supported institution meant to rehabilitate students with intellectual disabilities.

Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

An abandoned Jewish sanatorium is tucked within the woods of Poland.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

The dining hall that nourishes workers in Chernobyl's Exclusion Zone is also open to visitors.

An all-female order shares an ancient culinary art with visitors at their mountaintop monastery.

An archaeological museum squeezed into a narrow 15th-century gate tower accessed only by a spiral staircase.

An antique store houses the last operational diner from the defunct department store chain.

Known as the Royal Palace of the Euganean Hills, this often overlooked castle has been home for multiple noble families over the centuries.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

Inside the unassuming cemetery chapel is a magnificent stained glass window and mosaics.

The only presidential monument to display a late POTUS's actual casket.

Symbolic attempt to overcome the issues of life.

A giant lumpy candle serves as a beacon for this highly scented pit stop.

This turn of the century jail once held Charles Manson.

For decades, this waterfall remained hidden because of an artificial dam.

The strip club's VIP lounge is actually a rare repurposed Futuro House.

An autonomous community living in the southern Negev desert.

An abandoned film set location for a remote spaceport in a galaxy far, far away hides in the Tunisian desert.

In a small Kentish seaside stands the former home of one of the greatest science-fiction writers.

The former residence of Elizabeth “Mumbet” Freeman, an enslaved African-American woman who successfully sued for her freedom.

The 28,000-year-old specimen is remarkably intact.

This tiny weathered plot is one of the oldest Jewish cemeteries in Scotland.