This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

A subterranean house of worship carved right out of the bedrock.

An abstract monument to a symphonic composer.

A small island dotted with old, historic Finnish buildings.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

Villas that once served as playgrounds for the rich now fall away in decay.

Finnish lake, and scene of an infamous murder mystery.

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Christ's blood preserved in a Belgian town.

A suspended footbridge allows for traversing this gorge carved through the French Alps.

The famous winding walk at Chartres is surrounded in mystery and myth.

A mosaic-tiled house built by graveyard sweeper Raymond Isidore.

A once drab public housing estate is transformed into a colorful gallery of trompe l’oeil murals.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The narrowest street in Paris.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

This 18th-century sundial was designed to calculate the date of Easter each year.

The celebrated eyesore created by starry-eyed sweethearts.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.