Map of the Indus, from the 'Kitāb Gharāʾib al-funūn wa-mulaḥ al-ʿuyūn' (XI century), also known as 'The Book of Curiosities', a highly illustrated Arabic cosmographical treatise – or an eleventh-century Egyptian guide to the universe, if you prefer https://books.google.at/books?id=ERJMAgAAQBAJ&printsec=frontcover&dq=An+Eleventh-Century+Egyptian+Guide+to+the+Universe&hl=de&sa=X&ved=0ahUKEwikioS7qOnZAhWL2ywKHaiqBmQQ6AEIKDAA#v=onepage&q&f=false …pic.twitter.com/teLhYDSi87
