This sculpture used famed boxer Joe Louis as the inspiration behind its body.

After sitting unused for decades, this abandoned communist infrastructure became a wildlife utopia.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

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

The remarkably well-preserved final resting place of a powerful ancient Thracian king.

An homage to the medieval rulers of Bulgaria.

A striking symbol of the Bulgarian capital.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A museum glorifying the life of Stalin, located in the city of his birth.

The ceiling of this cavern is dripping with multicolored marble stalactites.

A historical puzzle lies at the origins of this structure.

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

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

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

An abandoned pasta factory in the centre of Bucharest, once home to Bulgarian revolutionaries and a hub of crime.

Locals believe this abandoned ruin on the outskirts of Bucharest is haunted.

This metro station doubles as an unintentional paleontology museum.

The kitsch mansion of the former Romanian president Nicolae Ceaușescu features a golden bathroom.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Romania's triumphal arch looks out over Bucharest.

Check out engineering marvels of the past at this unintentionally retrofuturist museum.

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