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

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

A solar-powered primary school inspires hope and experimentation in a country ripe for energy innovation.

Stone pillars and a petrified wedding party in the hills of North Macedonia.

An abandoned saucer-shaped monument in the Bulgarian mountains.

Said to be the only museum in the world dedicated to the most classic of all blooms, the rose.

In a long-dry lake bed, these groups of massive stone pillars bear a striking resemblance to clumps of everyone's favorite fungi.

An ancient Thracian city where fire rituals were practiced on the largest cult altar in Southeast Europe.

An architectural marvel that spans the Arda River, and has stories of a haunted past.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

This Romanian village may have been drowned, but it is long from forgotten.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

Mysterious standing stone formations looks like a petrified forest.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

Massive, unfinished broadcasting station stands as a monument to the fall of communism.

The site of many battles and tragedies, including the 40 maidens who leapt into the sea.

Even drowned in an ocean of toxic waste, the remnants of this Romanian village stand tall.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

Romania's only crater lake with water as pure as if distilled.

Gigantic Romanian salt mines used to heal respiratory conditions.

Packed to the ceiling with antique taxidermy and hunting arms.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

The Natural History Museum that time forgot.