This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The celebrated eyesore created by starry-eyed sweethearts.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

An apparition of Virgin Mary in Herzegovina.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

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

The place where World War I began.

Oriental bazaar in the heart of Sarajevo.

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

An ancient knight and a symbol of the city's freedom.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

Longest fortress system anywhere in Europe.

Gargoyle head that brings good luck.

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

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Bridge that died in war and was resurected.

Cozy basement bar sports an inventory of over 2,000 beers.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

A massive underwater sinkhole made famous by Jacques Cousteau.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.