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

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

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

This moving sculpture depicts contortionist positions based on photographs of gymnast Věra Čáslavská, who protested the Soviet invasion of Czechoslovakia.

A grumpy old water goblin guarding an old mill on the Devil’s Stream in Prague.

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

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

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

Dedicated to the man who saved hundreds of children from Nazi-occupied Czechoslovakia.

A historic and beautiful Art Nouveau chamber in a historic railway station.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

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

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

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

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

A quasi-futuristic roof sits atop a medieval Bohemian monastery damaged during World War II.

A Baroque mansion with ties to legendary magicians and alchemists.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

Steadily reminding Czechia of its past.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Third time's a charm, or in this case, two testicles are.