The region in northern Africa known for its rich archaeological sites is the Sahara Desert. This vast desert is not only the largest hot desert in the world, but it also harbors significant evidence of ancient civilizations. Sites such as Meroë and Tassili n'Ajjer showcase rock art and remnants of early cultures. The Sahara's harsh environment contrasts with its historical significance, as it played a critical role in trade routes and human settlement. Today, the desert remains a focus of archaeological research, revealing insights into the past.