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

A memorial museum to the political prisoners who were held at Sighet Prison, once one of the most feared places in Romania.

Climbing to the top of the cathedral's bell tower offers sweeping views of these medieval ruins.

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

Romania's triumphal arch looks out over Bucharest.

This enormous abandoned prison was once dubbed the "Bastille of Romania."

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

A collection of items from a way of life that no longer exists.

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

This snug medieval lane is one of the narrowest streets in the world.

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

Conspiracy theories and occult legends surround this mysterious natural rock formation.

This massive underground salt mine now holds a sci-fi theme park in its depths.

This sign marks the entrance to a tiny proto-state within the small country of Moldova.

A unique collection of Soviet military artifacts lies hidden away in a disused train, in the unrecognized Eastern European republic of Transnistria.

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

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

This quiet, unassuming spot in Budapest was the birthplace of the bloody 1956 Hungarian Revolution.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

The abandoned military base looks like a post-apocalyptic wasteland.

A two-way chairlift system between Zugliget and the highest point in the city.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.