A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Island wonderland for communist autocrats.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Near Belgrade, an ancient-looking sarcophagus serves as a World War I monument.

A pair of connected skyscrapers form this symbolic gateway.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

On top of a resort town as old as the Bronze Age sits an incredible war memorial statue overlooking the beaches below.

Serbia's master of striking memorials erected a forgotten, hidden gem in the hills outside a tiny village.