An exquisite monument dedicated to fallen Partisan soldiers and anti-fascist fighters of Yugoslavia through symbols of gears and flowers.

A unique interactive experience of everyday life in communist Yugoslavia—a very different time in Croatian history.

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

Gargoyle head that brings good luck.

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

Bridge that died in war and was resurected.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

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

For over 40 years, this quaint little house has teetered on a rock in the middle of a river.

Depending on the region's rainfall, this church may be partially submerged.

Space-age monument to an early 20th-century uprising.

The largest Roman amphitheater in the Balkans once held over 20,000 people, but managed to lay hidden for hundreds of years.

This English medieval castle is where King John died of dysentery.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

Cascading waterfalls mark the gateway to the ancient burial place of Clan Macnab.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

Legends surrounding this megalithic tomb range from giants to a dwarf named Trollid.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

The discovery of this Neolithic settlement, which contained a Stone Age "cathedral," threw archaeologists for a loop.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

This tin chapel was built by POW's during World War II and is painted to look like something much more grand.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

This dramatic monument in Colombia honors a little-known indigenous fighter for independence.