85,000-Year-Old Footprints Show Stepping Stone in Human Migration

85,000-Year-Old Footprints Show Stepping Stone in Human Migration
The footprints of prehistoric humans, cast in the once-lush grasslands of present-day Saudi Arabia, offer new clues on how we left Africa.
Source: National Geographic

The footprints of prehistoric humans, cast in the once-lush grasslands of present-day Saudi Arabia, offer new clues on how we left Africa.
85,000-Year-Old Footprints Show Stepping Stone in Human Migration