l. Al-Idrisi (also known as Dreses) 1099-1166 C.E. [Geographer]
Al-Idrisi is best known in the West as a geographer, who made a globe or sphere of silver weighing 400 kilograms for the Christian King Roger II of Sicily. Some scholars regard him as the greatest geographer and cartographer (mapmaker) of the Middle Ages. He put together a geographical encyclopedia with many maps.
See another short biography of Al-Idrisi . A copy of the map of Al-Idrisi is displayed in the Sharjah Islamic Museum in the United Arab Emirates.