s623a4.JPG Northen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 terNorthen part of the East african graben system.MiniaturesWW at3 ter