 It is one of a collection of sites in the area that have yielded the oldest evidence of human habitation in the state, and provide the only evidence to date of megafauna no longer found in Alaska, including extinct varieties of wapiti (elk), bison, and mammoth.Finds colocated with human artifacts at the site have given radiocarbon dates of 14,000 years, indicating the site was occupied around 12,000 BCE.The site was listed on the National Register of Historic Places in 2008.