Qattara

The Qattara Depression (Arabic: منخفض القطارة‎ 'Munkhafad al-Qattarah') is a desert basin within the Libyan Desert of north-western Egypt. The Depression, at 133 m below sea level, contains the second lowest point in Africa (See also: Lake Asal). The Depression covers about 7,000 square miles (18,000 km²), and at its maximum is 80 km in length and 120 km in width. The bottom of the depression consists of a salt pan.