Chad has a varied topography with diverse landscapes ranging from flat, grass-covered plains to savannas and rugged hills.
The northern part of the country is dominated by the vast Sahara desert, which extends across much of Northern Africa.
The Ennedi Massif, located in the northeast region of Chad, is a spectacular mountain range characterized by towering sandstone pillars and deep canyons.
The central region of Chad features a mix of mountains, plateaus, and shallow depressions.
Numerous small lakes and rivers can also be found throughout Chad, mainly in the south and southwest regions.
The highest point in Chad is Emi Koussi, an extinct volcano that rises to a height of 3,445 meters above sea level.
The lowest point in Chad is the Djourab Depression, which lies at an altitude of -160 meters below sea level.
Chad's terrain is similar to other landlocked countries in Africa such as Mali and Niger.
See here a list of 10 cities in Chad and their elevation above sea level.