Sahara Desert

The Sahara is the largest sandy area on the globe, stretching in North Africa from the Red Sea to the Atlantic for almost five thousand kilometers. Dunes reaching a height of 300 meters, many kilometers of perfectly flat areas of

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Tenochtitlan, Mexico

Tenochtitlan is the name of an ancient city, the capital of the Aztecs, destroyed in the 16th century by the conquerors — Spanish conquistadors led by Hernan Cortez. Today, only ruins remain of Tenochtitlan. They lie almost in the very

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