This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.

The dome-shaped reservoir of this old water tower produces unique acoustic effects.

Once a bastion of its community, this gothic cathedral now stands as a haunting ruin.

There is a mouldering Jewish cemetery hidden away in the capital of Moldova.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

A secret Virgin Mary tucked away on a Brazilian beach.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

Pigduck of Turku.

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

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

According to legend, this boat-shaped henge is built over the grave of a mythic king.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

A wellspring of natural Viagra found in Bosnia.

The place where World War I began.

Place with alleged mystical powers in Old Orthodox Church in Sarajevo.

Controversial site of what could be Europe's first pyramid.

A war-torn Olympic relic is being overtaken by graffiti and nature.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

Oriental bazaar in the heart of Sarajevo.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

An apparition of Virgin Mary in Herzegovina.