A wall of chewing gum moonlights as collective art.

This former coal gasification plant found a curious second life as a popular public park.

A giant Troll lurks under one of Seattle's oldest bridges.

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

A surreal statue honoring Prague's favorite literary son.

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

A Baroque mansion with ties to legendary magicians and alchemists.

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

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

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

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Macabre astrological automaton clock dating to the late 1400s.

An enormous and lavish Gothic church in Czechia.

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

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

The fifth-longest natural arch in the world, and the longest outside China.

Terrifying derelict military hospital once housed a recuperating Hitler.

The natural mummy of the less than chivalrous Knight Kahlbutz.

This striking art museum holds an amazing series of curiosity cabinets.

Statue dedicated to the star of an old television show.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.