An enormous and lavish Gothic church in Czechia.

A series of playful yellow penguins share a serious message about the environment.

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

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

Monument to a suicide protesting the Soviet invasion.

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

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

Looming communist pillar with a Czech twist.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

This tiny, hurricane-resistant house in Galveston is one of the city's most notable architectural oddities.

255 feet of suds, scrubbers, and blow dryers.

These massive concrete balls were used to mine gold in Virginia.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

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

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

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

A surreal statue honoring Prague's favorite literary son.

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

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

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

This spooky statue sits outside a famous Prague theater.

Macabre astrological automaton clock dating to the late 1400s.

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

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