NATURAL HISTORY. 



125 



a ledge; it is flat on the top, and half an 

 inch wide, and goes up gradually like a stair- 

 case, or like a road cut out on the side of a 

 mountain. 



" Here is a picture of one of their cities cut 

 straight down through the middle. At the 

 bottom, in the centre, is the queen's house ; 

 over it is a floor, and the two crooked things 

 you see rising up from the floor, are bridges." 



