THOMAS.) 



GEORGIA. 



299 



and 14 feet deep. At the point of connection with the excavation, w, it 

 suddenly narrows to 12 or 14 feet, and the depth i.s not more than half 

 of what it is a few feet above. It is evident that a dam was thrown 

 across at this point, as some of the stones used were still in place when 

 I examined it, and quite a number had fallen down into the large exca- 



^S^ 



Scale 



ISO CM WO M« 9O0 MO no 



Fig. 182.— Plat of the Etowah group (original). 



vation. It is probable that this was connected with a fish-trap of some 

 kind, and that advantage was also taken of the near approach of the 

 sides to throw a wooden bridge across the ditch. 



The large excavation (r) embraces an area of about 3 acres ; it is not 

 uniform in depth ; in fact, a considerable portion of the central area is 



