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Has the Sahara always been a desert?
No, about 10,000 years ago, the Sahara was a green and fertile region. Gradual climate changes led to its desertification. That's why there are rock paintings depicting fauna that has now disappeared, such as giraffes and elephants.
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Are there marathons organized in the Sahara?
Yes, the Marathon des Sables is a 250 km stage race in the Moroccan desert. Participants must carry their food and equipment. It is considered one of the toughest marathons in the world.
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What animals can be encountered in the Sahara?
Despite extreme conditions, the Sahara is home to adapted fauna. One can spot dromedaries, gazelles, fennecs (small foxes with big ears), scorpions, and various species of snakes and lizards. The oases also welcome many migratory birds.