Designed as a labyrinth, this subterranean prison was crafted without bars or doors.

God's Saharan sandbox of wrath.

The courtyard of this small Marinid madrasa is a dazzling example of intricate Islamic architecture.

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

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.

Crumbling necropolis set high above Fez.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Vast stretch of tide-pools with a unique Moroccan charm.

This amazing oasis of art and plants is hidden on the outskirts of Marrakesh.

Traditional 11th-century outdoor tannery.

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

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

A fortified city, home to a remaining population of five families

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

The other side is actually green.

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

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

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

Morocco's Argania trees are infested with nut-hungry goats.

The celebrated eyesore created by starry-eyed sweethearts.

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

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.