The Qattara Depression (local: Munkhafad al-Qattarah) is a desert basin within the Libyan Desert of north-western Egypt. The Depression, at 133m below sea level, contains the second lowest point in Africa (See also: Lase Assal[?]). The Depression covers about 18,130 kmē (~7,000 square miles), and at its maximum is 80km in length and 120km in width. The bottom of the depression consists of a salt bog.