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...s a name used for the escarpments forming both sides of the rift valley or graben in which lie the middle [[Zambezi river]] and [[Lake Kariba]] . They are fa

...ains the geomorphology of the Luangwa Valley. It is a [[rift valley]] or [[graben]] forming a south-west extension of the [[east African Rift]], branching of ...s combined to produce the current river systems. Faulting produced another graben just to the south of the Luangwa Rift, and running east-west: the Zambezi R

...Mweru can be considered as one entity. They lie in a [[rift valley]] or [[graben]] once considered separate from the [[East African Rift]] but now seen as a

...a [[Rift Valley lakes|rift valley lake]] lying in the Lake Mweru-Luapula [[graben]], which is a branch of the [[East African Rift]].<ref name="Master">

...zi, started cutting back the bed of its river towards the west, aided by [[graben]]s ([[rift valley]]s) forming along its course in an east-west axis. As it

...rder, is both deep and wide. From Lake Kariba going east it is formed by [[graben]]s and like the Luangwa, Mweru-Luapula, [[Mweru-wa-Ntipa]] and Lake Tangany