Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.

Largest sub-glacial lake ever discovered.

The runoff from these fiery cliffs sends red water flowing into the sea.

This underwater cave in Madagascar is home to what is thought to be the country's largest fossil graveyard.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

Fabulous formations, weird and wonderful wildlife.

A hollowed-out baobab that became the horrific final resting place of leprosy sufferers, with gruesome evidence to prove it.

This fortified sand barrier dividing a contested territory is the longest minefield in the world.

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

The beehive-like buildings of this abandoned resort reside near the border of Mauritania and Senegal.

This remarkably well-preserved mosque stands amid an 11th-century caravansary.

Five ancient libraries, little changed for centuries, preserve a medieval archive of Quranic lore and civic documents

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

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

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

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

Rocky Atlantic beach home to a stunning stone arch.

A Moroccan getaway in the mountain range that plays the Himalayas' stunt double.

Along the most northwestern point in Africa is an ancient cave surrounded by legends.

One of the most spectacular canyons in the world.

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

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.

Ancient Manuscripts showcase the civilization of West Africans during the Middle Ages.