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mains of a road constructed by the Incas of Peru. 
This causeway, lined with free -stone, may be 
compared to the finest Roman roads I have seen 
in Italy, France, or Spain : it is perfectly straight, 
and keeps the same direction for six or eight 
thousand metres. We obseiwed the continuation 
of this road near Caxamarca, 120 leagues to the 
south of Assuay ; and it is believed in the coun- 
try, that it led as far as the city of Cuzco. 
Near this road over the Assuay, at the absolute 
height of 4042 metres (2074 toises) are the re- 
mains of the palace of the Inca Tupaynpangi, 
the ruins of which, commonly called los Pare- 
dones^ diVQ but of small elevation. 
In descending from the Paramo of Assuay, 
toward the south, we discover, between the 
farms of Turche and Burgay, another monu- 
ment of ancient Peruvian architecture, known 
under the name of Ingapilcay or the fortress of 
Gannar. This fortress, if we can so call a hill 
terminated by a platform, is much less remark- 
able for its height, than its perfect preservation. 
A wall built of large blocks of free-stone rises to a 
height of five or six metres. It forms a very re- 
gular oval, the great axis of which is nearly thirty- 
eight metres in length. The interior of this oval 
is a flat piece of ground covered with rich vege- 
tation, which increases the picturesque effect of 
the landscape. In the centre of the enclosure is 
