walls*, wherever he saw heaps of rubbish, or 

 accidental elevations of the ground. His plan 

 exhibits neither the real form of the apartments, 

 nor the four great outer doors, which must ne- 

 cessarily have existed from the time when the 

 edifice was built. 



We have already observed, that the elevated 

 plain of Quito extends itself between the double 

 ridge-j~ of the Cordillera of the Andes ; and is 

 separated from the plain of Llactacunga and 

 Hambato by the heights of Chisinche and Tio- 

 pullo, which, like a dyke, extend crossways 

 from the eastern to the western ridge, or from 

 the basaltic rocks of Ruminnahui toward the 

 slender pyramids of the ancient volcano of Iliiiis- 

 sa. From the top of this dyke, which divides its 

 waters between the Pacific and Atlantic Oceans, 

 we discover, in an immense plain covered with 

 pumice stone, the Panecillo of Callo, and the 

 ruins of the house of the Inca Huayna Capac 

 The Panecillo, or sugar-loaf, is a conic hillock, 

 about fourscore metres high, covered with small 

 bushes of molina, spermacoce, and cactus. The 

 natives are persuaded that this hillock, which 

 resembles a bell, and is perfectly regular in its 

 figure, is a tumulus, or one of those numerous 



* Historical Journey to South America, vol. 1, p. 387, pi. 18. 



t See vol. 13, p, 231, and my Collection of Astronomical 

 Observations, vol. 1, p. 309. 



B 2 



