Greenhill Ranch, aka The Green RanchElevation 2,440 ft.We call Greenhill Ranch the “Shaman’s Redoubt” because we think it likely that shamen worshipping on Mt. Diablo used this beautiful site as a camp/staging area. In 1938-9 William Wurster, later to become Dean of the Architecture Department at Cal Berkeley (Wurster Hall is named for him), designed […]
Mallory Creek #2Second Mallory Creek confluence south of Volvon Village.7 bedrock mortars, two probable mortars, and rock circles.Elevation 980 ft.This sweet site sits at a bend in Mallory Creek near an ancient trail.Check out the rocks. Do they look like they’ve been moved into place?This view looks toward Mallory Creek.This one looks away.Two mortar rocks […]
Silva Creek Cave1 bedrock mortar in a rock shelter; a possible basin metate.Elevation 713 ft.Bob stands at the mouth of the cave. There’s plenty of room inside and comfortable sleeping areas.This beautiful cone-shaped mortar sits right in the middle of an ergonomically contoured rock slab.We believe the trinomial for this site is CA-CCO-6.
Blue Oak Trail16 bedrock mortars above Blue Oak Trail.This is a sweet campsite with a secluded feel even though it’s right above Blue Oak Trail and a stone’s throw from the Lion’s Mane Village.The bowl mortar here is about the size and shape of a small mixing bowl–8 1/2″ in diameter–and a little over 6″ […]
Joel’s Rockspring CaveTwo bedrock mortars in a rock shelter overlooking a seasonal creek.Elevation 467 ft.Joel discovered this very cool rock shelter not far from the Rockspring Place trail head in Walnut Creek’s Shell Ridge Open Space. The cave can be reached by an easy hike and would be a great place to hang out with […]
Curry Creek Milling Station.18 bedrock mortar milling station on a side creek; leaching slick in the creek.The huge bowls found here are like no others we’ve discovered in the East Bay hills. They are deep and wide and have bullet-shaped mortars in their bottoms. Deep cone-shaped mortars with unusually large oval mouths also appear here. […]