Andean and Tiwanaku Archaeology: Alvaro Higueras' page describing archaeological research on the prehistoric Tiwanaku polity, recent investigations in Cochabamba, Bolivia, and containing a portal to archaeological research in Andean South America.
Atlantis in Bolivia?: A controversial search for lost cities in Bolivia will embark on the fourth phase of exploration. Archaeology Magazine 55(4)
Khonkho Wankane and the Rise of Tiwanaku: Research demonstrates that, while an important Tiwanaku regional center, Khonkho was a major ceremonial centre during the Late Formative Period (100 BCE – 500 CE), preceding Tiwanaku hegemony.
Matt Bandy's Paper and Report Archive: Scholarly papers on Andean prehistory in PDF format. Include several on Chiripa in Bolivia and the Titicaca Basin.
Prehispanic Raised Field Agriculture: An applied archaeology project in the Bolivian Amazon testing prehistoric methods of sustaining large populations.
Tiwanaku (Tiahuanaco) Phase IV: Cesare Berrini's hypotheses concerning the relationships between bas-relief carvings on the Gateway of the Sun, the annual solar cycle, and geometric time measurement.