A new sculpture calls attention to climate change in the centuries-old city it threatens.

The plague quarantine island home to the alleged "Vampire of Venice."

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

A young Italian couple has been locked in an embrace for over 6,000 years.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

Cat art as far as the eye can see.

A trio of giant wooden megaphones turn up nature's volume in this Estonian forest.

Longest fortress system anywhere in Europe.

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

Gargoyle head that brings good luck.

This Croatian fairytale castle is slowly falling apart thanks to years of neglect.

The remains of a sunken military ship wreck visible through clear water.

A musical instrument played by the sea.

An ethereal glowing blue ocean cave in Croatia.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Walk through Czech history in Prague's largest graveyard.

A perfectly preserved hill village where the buildings are painted like white lace.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

The Emperor Tiberius' palace of debauchery.

These medieval skyscrapers dominate the skyline of this small Tuscan town.