This vast masterpiece of Moroccan architecture spreads across 20 acres.

Exploring the wilder, more passionate sibling of Erg Chebbi feels like discovering a secret sun-kissed planet from another galaxy.

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

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

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

Traditional 11th-century outdoor tannery.

The true depths of these stunning Moroccan caves are unknown.

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

One of the most spectacular canyons in the world.

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

The remains of a magnificent medieval fortress that was the capital of a vast empire.

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

The “Thumb” of Mauritius provides a 360 degree view of the entire country.

This small group of sand dunes manages to pack in a strange rainbow of colors.

Thousands of colorful pirogues showcase ingenious craftsmanship at the largest fishermen port in Nouakchott.

The world's largest ship graveyard is the product of decades of corruption.

A geological bull's-eye visible from outer space.

Climb atop one of the world's longest and heaviest trains for an unbelievable journey across the Sahara Desert.

Muammar Gaddafi's well-intentioned investment in his favorite city turned out to be a nightmare.

Annual rush for a sacred desert lake's fish stock.

The most important and best preserved remnant of West Africa's powerful Songhai Empire.

These homes carved into the mountains seem to defy the laws of nature.

The central mosque of this Mali town is entirely built from mud.

This amateur-built East African church with mismatched towers is an architectural abnormality.