A long, thin valley created by the moving apart of the continental plates, present in east Africa, stretching over 4,000 miles (6,437 km) from Jordan in southwest Asia to Mozambique in southern Africa.
Also called Graben – A landform created when a segment of Earth’s crust is displaced downward between parallel tensional faults or when segments of the crust that border it rides upward along parallel compressional faults.