Places poppyhuskisson Wants to Go

Austria's very first and only nuclear power station was completed but never used.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

Stuck in the middle of a modern Madrid city block are the remains of a 19th century sports complex.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

An abandoned nightclub has become a vibrant work of art.

Warsaw's fantastically preserved gasworks...almost.

This former estate of a fascist leader is now a burnt out ruin leading to a system of secret tunnels.

Once a state-of-the-art tuberculosis treatment spa, these ruins are now ruled by paintball players.

On rare days, this abandoned castle's gatekeepers open its doors, revealing the eye-popping splendor hidden inside.

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

Built to ward off Napoleon's army, this city-sized abandoned Russian fort is now perfect for urban exploration.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

A former squatter's paradise outside Prague.

A haunting deserted hotel is a favorite with artists and photographers.

An unfinished complex built for children from around the world sits abandoned on the Black Sea coastline.

An abandoned mine now resembles a post-apocalyptic landscape of derelict buildings and blood-red pools of water.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

The now-overgrown beach resort was once frequented by Yugoslav military elite.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

This huge abandoned fortress hidden inside a mountain holds a world of subterranean secrets.

The abandoned military base looks like a post-apocalyptic wasteland.

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

This enchanting hamlet carved into the rock looks like something straight out of Tolkien's Rivendell.