North Walpert LookoutTwo bedrock mortars.Elevation 1480 ft.Jeff certainly has a flair for discovering obscure, out-of-the-way sites.The views form this site are phenomenal.Looking west over Stonebrae.Mt. Diablo and the Black Hills rise in the distance.Oh yeah…one of the mortars.Photographs by Bob Bardell.
Rockwall to Campsite8 bedrock mortars and grinding slick.What’s the function of this wall? A section line? Not likely. Why is it aligned with a Yrgin camp and a spring?Another view of the wall.Photograph by Bob BardellTake time to find all the mortars here and enjoy the ambience of this site. It’s cool in the summer, […]
Ryan’s Hideaway24 bedrock mortars.This site is named in honor of Ryan the Cowboy, who has kicked us off the ridge several times when we accidentally strayed onto private property.Being tucked away in a little hollow amid sheltering trees gives this site a “hideaway” feel. Look for more mortars on and around the little hill that […]
Stonebrae, 16th hole5 bedrock mortars on the 16th hole at Stonebrae golf course.Fore! At least they saved this site, a fate not shared by three others that had the misfortune to lie in the path of the Stonebrae development. That’s three we know about. There may have been more.Two of the mortars here are bowls […]
ALA-6044 bedrock mortars and 182 cupules near the intersection of Crow Canyon Road and Castro Valley Boulevard.The official trinomial for this site is CA-ALA-60. E. Breck Parkman, Senior State Archaeologist for California State Parks, suggests this may be one of the oldest acorn processing sites in the Bay Area. Cultural material excavated here has been […]
SW Walpert Ceremonial Site.22 bedrock mortars and stone circle placementsElevation 1365 ft.There are extensive views from here.Bob heads for the knob.A closer view of the site. The South Bay lies at its feet.Note the erosion and wear on these two old bowls. Their recessed, “Olla” rims are typically associated with boiling water or food preparation, […]
Canyon Middle School8 bedrock mortars on two rocksElevation 302 ft.Thanks to Joel for discovering this charming site.One of the mortar rocks here sits near the edge of a steep cliff above Crow Canyon Road and the buried Crow Creek.There are beautifully proportioned mortars on this rock.Another beautiful mortar rock sits in a little meadow not […]
Chinese Tree of Heaven18 bedrock mortars (including 5 bowl mortars), 3 metates, 2 cupules, incised rocks, rock rectangles, rock walls, and rock-lined pathwaysThe Chinese Tree of Heaven tree (Ailanthus altissima) was introduced to California by the Chinese during the Gold Rush. The presence of this tree along with the dry-laid masonry skill apparent in a […]