The ruins of a medieval monastery named after a type of tree.

These imposing walls and towers look more like the ruins of a fortress than a monastery.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

The remains of this deep, dark mine have left behind a haunting rocky warren of tunnels.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

Once the longest bridge in Ireland, this rusting span sits abandoned and overrun by nature.

A moody and picturesque riverside ruin overgrown with vegetation.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.

No one really knows how these old hobby horses got here, but the herd keeps growing.

Row, row, row your pumpkin quickly down the stream.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

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

A forgotten Cold War relic hidden in the outskirts of a Wisconsin city.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

One of Frank Lloyd Wright's final works was this UFO church.

"Iron Age" creatures fill this huckster's rusted metal sculpture garden.

A King Kong-like gorilla hangs from the top of this commercial building in Tokyo.

A small island with no monkeys but plenty of military ruins.