An abandoned Jazz Age dream home and con man's hideout in Death Valley.

Abandoned concert venue legendary for its rock counterculture.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

A crumbling hospital from the 1850s on Roosevelt Island.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

This church, buried halfway in lava rock, is all that remains of a Mexican village destroyed by a volcano.

The first hospital in the New World.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This notorious Canadian mental institution was home to some of the first LSD experiments and origin of the word "psychedelic."

An abandoned bait shop with a front lot filled with storage boxes.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

Abandoned soda factory on a Cambodian roadside in a state of beautiful decay.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

After a short 5 year run, this former major theme park sits in ruin.

Pop culture has helped to keep this iconic British building from being destroyed.

This picturesque mansion has gone from opulent ruin to nature museum.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.