People looking at early Homo sapiens fossil footprints dating back 120000 years, Lake Natron, Tanzania
Photo ID: Tanzania-1205-0864
© Ariadne Van Zandbergen
Photo keywords: active, Africa, African, Archaeology, archeology, couple, East Africa, East African, environment, footprint, footprints, fossil, fossils, Great Rift Valley, human, lake Natron, mountain, Natron, nature, Ol Doinyo L'Engai, palaeontology, paleoantropology, people, Rift Valley, Tanzania, Tanzanian, tourism, tourist, tourists, volcano, volcanoes, wilderness