Mweru

The scientists, led by Meier, said they discovered more than 40 new cichlid species over the course of the study in Lake Mweru, on the longest arm of the Congo River.

At Mweru High School, not far from where Mr wa Nyingi was held in solitary confinement, is a building that was once a cell for detainees.

Standing by one of the structures at Mweru school, Mr Maina, from the local museum, says he wants the state to guarantee the preservation of all the surviving camp structures.

������ is now Mweru High School was 60 years ago, the Mweru Works Camp, one of a network of more than 50 detention sites in Kenya.

From 1952 to 1959 he was moved through more than a dozen camps, finally ending up in Mweru before being released.