Martin Gallivan, College of William professor, right, gestures as Pamunkey Indian Jeff Brown, left, and  Randolph Turner, retired state archaeologist, center listen during a tour of a farm field overlooking the York River in  Gloucester, Va., Monday, June 17, 2013. The field is known to many in Virginia as the place where Pocahontas interceded to rescue Capt. John Smith from her powerful father, Powhatan, who ruled a vast empire in 1607  in (AP Photo/Steve Helber)