The Rifft Valley
In this enormous Valley they lives tribes like the Kalenjin. This tribes live in Kenya. They are more or less 5 millions of habitants. They speak the Kalenjin lenguage. They apeared between 3000 and 2000 B.C. They work in agriculture and in livestock. They had some legends like the nandi bear. The problems that they had are the differences with near tribes. They offten are in war with some tribes like are the luia or luo tribes.
The Valley has an extension of 4830 km. It extends from Yibuti to Mozambique, including part of the Red Sea. In this place we can sea the Kilimanjaro mountain, the biggest in Africa and the second biggest lake in the World, the Lake Victoria. The scientifics thinks that the Valley is continue growing. In the East part we can see enormous sabanas and in the West jungles.