Fig. 2.

Temple, Palace, and Hidden Reservoir chain with location of excavations and ancient arroyo drainage. The spring in the silting tank feeding Temple Reservoir and the cofferdam separating the Temple and Palace Reservoirs are indicated. The release sluice gates run through the Palace dam into Hidden Reservoir. A patch of the Palace Reservoir map has been locally georeferenced based on project Total Station and global positioning system measurements. The base map is courtesy of the Penn Museum (16).