ONE Mysterious belt in an antique shop in London is a compass to secret caves of the Amalek tribe in Sibiloi, Northern Kenya.FOUR Researchers want to unravel the truth: biologist Dr Martha Watkins, anthropologist Jim Trevor, and archaeologists Dr Paul Brando from California, US, and Professor Simiyu from Kenya.TWO Extremist organisations want the truth buried forever: a religious sect and a terror organisation.Deep in the caves of Sibiloi in Turkana, Kenya, is the answer that has evaded researchers for ages: Sibiloi holds secrets of the genesis of humanity.