31. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Date: 1994 Format: Image
32. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
33. Precolombian storage structure Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
34. Irrigation canal Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
35. Collca Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
36. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
37. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
38. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
39. Collca Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
40. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image