Large parts of Tunisia is dry, but the north is green and fertile, with many forests but little agriculture and few inhabitants. The coastal area south of Tunis is fertile and producing almost all of Tunisia's agriculture products. This is also the region with the largest part of the population.
The interior is stony desert, while sand desert is found in the very south. There are some mountains in the north-west, but not reaching higher than 1544 meters. There are some winter lakes, chott, dry and salty through summer, giving the country a special character, with the Chott el-Jerid dominating the middle of Tunisia.
Water surface: 8,250 km²
Population density: 64 inhabitants per kmē
Border: 1,424 km. To Algeria 965 km; Libya 459 km.
Coastline: 1,148 km
Highest point: Chambi Mountain 1,544 m
Arable land: 18.7%
Tunisia is not so much a country of lakes as it is of chotts, salty lakes that dry out in summer. The chotts are usually shallow and flat.