The geology of Africa is varied and complex, and gives rise to the wide variety of landscapes found across the continent.
The African Plate, accounting for the whole of north Africa, and the Somali Plate, which accounts for the eastern side of mid and southern Africa.
The Albertine Rift follows the western edge of the Kenyan dome.
Lake Victoria lies in the middle of the dome, with the Gregory Rift to the east of it.
The Gregory rift has Lake Eyasi & Lake Manyara at its southern end, running north up to the west of Nairobi and continuing on through Kenya to Lake Turkana - which lies between the northern edge of the Kenyan dome and the southern edge of the Ethiopian dome.