been driven between the carapace and the plastron, and there is evidence of a fire under the tortoise. It appears that the tortoise had been cooked in its shell. The radiocarbon date for the wooden stake was 12,030 years ago; a bone from the tortoise was dated to 13,450 years ago. Large numbers of human bones have been recovered from the spring itself, but were not collected under controlled conditions. See also List of sinkholes of the United States References External links Sarasota County listings at National Register of Historic Places Sarasota County listings at Florida's Office of Cultural and Historical Programs Little Salt Spring at the Marine Affairs and Policy Division of RSMAS National Register of Historic Places in Sarasota County, Florida University of Miami Archaeological sites in Florida Sinkholes of Florida Bodies of water of Sarasota County, Florida Archaeological sites on the National Register of Historic Places in Florida Underwater archaeological sites North Port, Florida