Figure 38, a gold ornament worn on the forehead; the button, rep- 

 resenting the sun. 



On a high hill on the north side of the city are remains of the walls 

 of the ancient fortress Sacsakuamam. The largest sized stone in the 

 drawing measured twenty-two feet at the base, and twelve and a half 

 feet perpendicularly, independent of its depth in the ground and wall. 

 The Indian boy standing near was full grown. We were at a loss to 

 know how the ancient Peruvians could handle such heavy masses, and 

 transport them half a mile over ground nearly level ; but some recent 

 discoveries by Mr. Layard, in Asia, show no similar acts by human 

 powers and mechanical skill. 



The area occupied by this fortress may be about twelve acres. No 



