Hundreds of bras, blowing in the wind.

A beautiful 1920s tower filled with local hidden gems.

Children's author May Gibbs's beloved stories about the tiny, human-like "Gumnut Babies" are immortalized in bronze.

The 18th-century home was disassembled into 253 cases and brought all the way from the other side of the world.

The largest shot tower in Australia is a unique reminder of industrial ammunitions history.

Occult books, tarot, oddities.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A Red Cross memorial museum at the site of the Niš concentration camp that operated for four eventful years during World War II.

Once the fallout shelter of a dictator, this sprawling bunker is now a combined history museum and contemporary art gallery.

A magnificent, glittering building tucked into a tiny Bulgarian mountain town.

This famous city eluded concrete detection until the early 2000's.

"Holy Wisdom" overlooks the city that became its namesake.

Hundreds of thousands of concrete bunkers crowd Albania long after the fall of Communism.

A curious cave church carved into the face of a cliff.

A medieval bridge stretches over a sulfur-rich river that leads to year-round natural hot springs.

The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

What happens when you cross a mayor and a painter?

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

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

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

Bridge that died in war and was resurected.

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