Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

The charmingly disheveled clock tower of Tbilisi's puppet theater.

This fortress-like monastery is covered with intricate frescoes.

A chemical factory damaged by two earthquakes and an explosion that became abandoned after bankruptcy.

According to a gruesome legend, an architect sacrificed his wife to build this spectacular, 16th-century cathedral.

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

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

This metro station doubles as an unintentional paleontology museum.

An old spa town in the mountains of Romania where, according to legend, the great hero Hercules once bathed.

Home of the first female Hungarian poet, where her secret writing lay hidden for over a century.

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

This Transylvanian church has changed its denomination four times.

This 11th-century structure is one of the oldest churches in Romania.

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

A Romanian church built from one single oak.

Romania's triumphal arch looks out over Bucharest.

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

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

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.

One of the oldest churches in Romania is believed to have been built on the site of a pagan temple.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

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

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.