Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

This lighthouse was crafted as penitence for the theft of wine bound for a monastery.

This giant radio telescope would be a rusting ruin if it hadn't become such a beloved relic.

The ship that got left behind.

The world's largest military aircraft cemetery.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

Where the sleeping monsters of Scotland's oil industry are left to rust.

Leaking natural gas never stops burning on this hill, making it an infinite inferno.

The oldest residential street in Europe also features an optical illusion.

One of the deepest indoor swimming pools in the world.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

An abandoned stretch of elevated road in the middle of the Brazilian jungle.

The remains of a monument in the remote Kazakhstani desert dedicated to the only men to die in outer space, the crew of the Soyuz 11 rocket.

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

Unused mast taller than every structure in the EU.

Gigantic natural towers in a Russian plateau.

Stalin's prisoner-built rail line sits in ruin, never having a single car ride its tracks.