Ancient city of Harlaa unearthed in Ethiopia

Archaeologists uncovered part of the ancient city of Harlaa, dating back to 10th century AD, located in in eastern Ethiopia.
Archaeologists uncovered part of the ancient city of Harlaa, dating back to 10th century AD, located in in eastern Ethiopia.
Archaeologists suppose that the impression were made most likely by Australopithecus afarensis when a group walked together across wet volcanic ash. The discovery was made close to where similar tracks were found in the 1970s in Laetoli, Tanzania.