This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

Held in a fort that once stood for colonization of the area, this museum now tells the history of its indigenous people.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Formerly known as the Malay Quarter, Bo Kaap is a colorfully-painted suburb located in the “Mother City” of South Africa.

A sobering account of the vibrant multicultural neighborhood that was destroyed under apartheid.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

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

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Founded as a refugee camp, now a popular tourist spot.

Mosaics, storks, and brothels—this ancient city has it all.

Crumbling necropolis set high above Fez.

The oldest known university in the world is in Fez, Morocco.

Traditional 11th-century outdoor tannery.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

The other side is actually green.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

The Devil’s own choice when he needs a drink in Brussels.

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

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

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