Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

A floating cat sanctuary on an Amsterdam canal.

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

This unattributed sculpture in Amsterdam is hiding in plain sight.

Rotterdammers' dirty minds gave this santa a dirty nickname and cursed it to a life of wandering.

A statue of the second-tallest Dutchman in history.

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

Christ's blood allegedly preserved in a Belgian town.

A beer pipeline runs beneath Bruges.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Brussels' favorite peeing boy has a sister.

Cozy basement bar sports an inventory of over 2,000 beers.

A little sculpture with a large wardrobe.

Meet the bronze beloved pet to a family of famous peeing statues.

This Parisian café sticks almost exclusively to an ethos of reuse.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Paris' linguistic guide to the international language of, yes, love.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

This once luxurious Catskills resort is now a haunting ruin.

A fictional town that was briefly brought to life before fading once again out of existence.