University of Pennsylvania Museum of Archaeology and Athropology


Author: Clark L. Erickson

Raised Field Agriculture in the Lake Titicaca Basin

Putting Ancient Agriculture Back to Work

By: Clark L. Erickson

The remains of an extensive ancient agricultural system built and used by Andean peoples centuries ago are found throughout the vast high plain sur­rounding Lake Titicaca in the An­dean countries of Peru and Bolivia (Figs. 1, 2). Raised fields are large elevated planting platforms which provided drainage, improved soil conditions, and improved tempera­tures for crops. […]


Precolumbian Fish Farming in the Amazon

Research Notes

By: Clark L. Erickson

Popular images associated with the Amazon today include the towering continuous green forest canopy, Day-Glo poison dart frogs, and native faces painted red. These potent images have been used to raise funds for conservation, educate the public in “green” politics, and promote, ecotourism. Two themes have long dominated the popular and scientific literature on the […]


Pre-Columbian Roads of the Amazon

By: Clark L. Erickson

Traditionally, archaeologists have studied “sites.” Sites include monuments, settle­ments, cities, cemeteries, mounds, and other important places of the past. The cultural land­scape of paths, roads, field walls, irrigation canals, terraces, and other features that fill the spaces between sites is often ignored. A relatively new subfield of anthropology, the ar­chaeology of landscapes, treats the landscape […]