Castle Rock Park Partridge Farm area7 bedrock mortars and several probable mortarsElevation 2983 ft.This is another site Joel discovered just off Skyline Blvd. near the top of a watercourse.Three mortars on one rock.This rock holds two mortars. The one on top falls into the “probable” category.Go down the hill slope toward the creek to find […]
Lexington Reservoir27 bedrock mortarsElevation 632 ft.This site is underwater when the reservoir is full.Joel led us here on one of his amazing South Bay tours.Looking toward the site.The water level in Lexington Reservoir was pretty low in March of 2012.Note the clustering of these mortars. The mouths of the larger and deeper ones are elliptical […]
Siplichiquin Shell MoundLarge shellmound with a bay viewElevation 30 ft.Subsurface charcoal samples recovered here have been radiocarbon dated back over 5,000 years, making this shellmound one of the oldest in the Bay Area. Other charcoal samples date from just a few hundred years ago. Perhaps this mound was an active village site when the Spanish […]
Sunol Ridge, North of Prayer CircleRock wall and possible cairnElevation 1797 ft.Bob heads down along the rock wall to inspect the possible cairn, which sits at the top of the watercourse that flows past the Prayer Circle.This site may be on private property. One should secure permission before visiting it.
Jalquin Vista Park16 bedrock Mortars, many with recessed “Olla” rims3 housepitsElevation 1194 ft.What’s in a name? The City of Hayward may think this site was in Jalquin territory, but we believe the Yrgin controlled all of the Walpert Ridge “high country.”This is a great site with extensive views. You can drive right up to it.Note […]