Mapa topográfico Zalingei

Altitude média: 653 m

Altitude média: 1.703 m

The two lakes at Deriba, as described by Hobbs' 1918 notes, were presumably the only two in Jebel Marra. Hobbs situated them at an altitude of approximately 518 m (1700 feet, as indicated in his note) above the plain and 1,463 m (4,804 feet) above sea level (modern measurements, however, indicate 2100 m). They…

Altitude média: 2.682 m

Deriba is an oval caldera, 4.8 by 6.4 kilometres (3 mi × 4 mi) wide and 500–1,000 metres (1,600–3,300 ft) deep, with a volcanic cone occupying the southwestern part of the caldera floor. At least five overlapping vents form the volcanic cone. The rim of the caldera reaches a maximum elevation of 3,024…

Altitude média: 2.683 m

Altitude média: 1.703 m