This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

A statue dedicated to the founders of communism.

This 13th century Orthodox monastery is built right into the Moldovan cliffside.

Once the tallest building in Chisinau, this unique tower is a relic of Soviet architecture.

Elaborate mansions built by Roma residents in Soroca to show their success after centuries of discrimination.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

This Ukraine alleyway has become its own little island of forgotten things.

Marvel at the excessive luxury of the ousted Ukrainian president's former estate.

This exquisite, alienesque piece of Soviet architecture is being threatened by modern shopping malls.

A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

Featured in one of the most iconic scenes in cinema history.

Monumental sculptures guard many of the graves, transforming this necropolis into an open-air fine art museum.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

This Ukranian fortress is one of the best-preserved medieval castles in Europe.

The biblical sculpture honors those who lost their lives, homes and communities to the Chernobyl disaster.

The deepest metro station in the world.

When you've got to go, you've got to go.

This derelict superstructure was a very important warning system for the Soviet military.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

An Art Nouveau building covered in animal gargoyles and grotesques.

340-foot statue built to honour the Heroes of the Soviet Union.