A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

The tiny Belgian town's ancient version of Mardi Gras involves eerie wax masks, sticks for warding off evil, and ostrich plume hats.

This mysterious pig iron pillar does not rust, despite being weathered by the elements for centuries.

Abandoned since 1998, this train station has become an oasis for urban explorers.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

A centuries-old complex of hand-dug stone chambers has sheltered locals in times of trouble.

Science fiction's grandfather has a fittingly marvelous tomb.

The encased skull that is widely believed to belong to St. John the Baptist.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

Pyramid shaped monument with a tall tale attached.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

This tablet indicates where the tragic monarch returned to begin her tumultuous downfall.

Enter this small nook and you'll be surrounded by 360 degrees of street art.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

A multi-storied painting that depicts the area's rich and diverse maritime history.

A stone troll guards the hike that leads to this waterfall.

The mouldering manses of wealthy colonials still pock the streets of a Curaçao neighborhood.

The now-abandoned Fascist summer colony served a dark purpose during World War II.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

An abandoned horror film set sits eerily along a highway through Hollywood's "door to the desert."

Someone left a Boeing 737 in a field in southern Bali.

Now abandoned, the world's first torpedo factory is crumbling into the sea.

Statue of death tucked in the University of Medicine courtyard.

This crumbling 14th century chapel became so unstable the roofing apparently collapsed during a wedding ceremony, narrowly missing the curate's head.