footprints
13,000-Year-Old Footprints under West Coast Beach
Several feet below a beach in British Columbia, archaeologists discovered soil trampled by human feet—the oldest footprints found so far in North America. Chris…
Subtle Ancient Footprints Come to Light
Ground-penetrating radar can detect tiny density differences that lead to images of ancient footprints impossible to discern by eye. Learn more about your ad ch…






