The Excavation Site (IMAGE) University of Cambridge Caption This is the site of the excavation of the earliest church yet discovered in sub-Saharan Africa, with some of the structure dating back to the late 15th century. Credit Cambridge Archaeological Unit Usage Restrictions pls credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.