Built as an anti-fascist tribute, this surreal Yugoslav memorial became an unwelcome symbol after the Croatian war for independence.

A pair of connected skyscrapers form this symbolic gateway.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

This spaceship-like Serbian monument reaches for the stars in celebration of the fallen fighters of fascism.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

A unique collection of Soviet military artifacts lies hidden away in a disused train, in the unrecognized Eastern European republic of Transnistria.

A marvel of technology a century ago, this disused power station now offers a lovely glimpse into the industrial design of the past.

This abandoned Slovenian military barracks has become a punky-political art squat.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.