An enormous and lavish Gothic church in Czechia.

A church of bones, decorated with 40,000 human skeletons.

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

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

Looming communist pillar with a Czech twist.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

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.

Two stunning 17th-century libraries and a cabinet of curiosities.

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

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

A surreal statue honoring Prague's favorite literary son.

Macabre astrological automaton clock dating to the late 1400s.

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

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.