The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

A sweet museum focused on beets.

A surreal museum of extraordinary industrial objects.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

The place where World War I began.

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

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

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.

Oriental bazaar in the heart of Sarajevo.

Where beer lovers can literally immerse themselves in beer.

Sculpture of a bus made from wrecked passenger cars.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A naturally beautiful, seemingly bottomless deep blue spring.

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

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

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

The house that took a plunge into the facade of a museum.