21. Waka diagrams : Inca designs Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Cuzco (Peru) Cusco (Peru) Date: 1992 Format: Image
22. Astronomical wall Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
23. Torreon Incallacta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Inkallajta Site (Bolivia) Titicaca Lake Region (Peru and Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
24. Torreon Incallacta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Inkallajta Site (Bolivia) Titicaca Lake Region (Peru and Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
25. Students among ruins Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
26. Double jamb niche, Isla del Sol Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Isla del Sol (Peru and Bolivia)Island of the Sun (Peru and Bolivia) Date: 1992 Format: Image
27. Navigating on Lake Titicaca Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Lake Titicaca Date: 1992 Format: Image
28. Palacio Pilcocaina, Isla del Sol Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Isla del SolIsland of the Sun Date: 1992 Format: Image
29. Palacio Pilcocaina, Isla del Sol Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Isla del SolIsland of the Sun Date: 1992 Format: Image
30. Copacabana del Collao Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Copacabana (Manco Kapac, Bolivia) Titicaca Lake Region (Peru and Bolivia) Date: 1992 Format: Image
