﻿Plate 
  75. 
  — 
  Architectural|features 
  at 
  Kenco 
  and 
  Ollantaytambo. 
  Top: 
  The 
  am- 
  

   phitheater 
  of 
  Kenco 
  discovered 
  in 
  1934. 
  Bottom: 
  Dressed 
  stones 
  for 
  a 
  construc- 
  

   tion 
  at 
  Ollantaytambo. 
  (Courtesy 
  Luis 
  E. 
  Valcarcel.) 
  

  

  