Gregg Shoals
[Click on image to enlarge]

 
Click to enlargeThe plastic sheets in this photograph were placed on the excavation walls to prevent them from becoming oversaturated, which would make them easily collapsable

 
Click to enlargeThis excavated rock cluster is thought to be the remnants of an Early Archaic (7900 B.C. to 6000 B.C.) hearth

 
Click to enlargeThis boom was constructed to facilitate the movement of large amounts of earth out of  the excavation units