Budapest's Communist-era statues, banished to the suburbs.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Museum dedicated to the terror regimes of Hungary.

Once the home of a hermetic monk, this cave now houses a small church.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Inside this Krakow church, an explosion of psychedelic color.

This grubby wall is said to be one of the Earth's esoteric energy centers.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

A Jenga-style cylindrical tower of books that appears to go on forever.

This spooky statue sits outside a famous Prague theater.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

The oldest garden in Prague, once part of an medieval orchard.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Countless grotesque faces stare out from this eerie Prague art wall.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.