A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

A statue of the second-tallest Dutchman in history.

A public urinal so pretty, it was declared a national monument.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

This unattributed sculpture in Amsterdam is hiding in plain sight.

A beautifully eclectic mix of architectural styles.

In the town of Třeboň, carp is king.

This small red school was where Germany signed their surrender during WWII.

An image of the legendary saint stands in the shadow of a cathedral she liberated.

This natural French spring has been turned into a magical grotto by Roman and medieval constructions.

This lonely rock has been turned into a character loved and feared by children.

A wonderfully eccentric Victorian-era museum and library.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

This misspelled graffiti reappears every time it is removed.

England's most famous front door has an accidental doppelganger.

Statue of a decomposing prince that once held his heart in its hand.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

One man's stunning attempt at eco-friendly living.

A sandstone block marks the alleged spot where the legendary writer was conceived.

This ancient ruined monastery has been destroyed by fire so many times that it seems like God hates it.

The prototype for all Nazi concentration camps.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.