Hiking Mt. Diablo’s Eastside: A Window into the Past
Journey-man’s Journal One of the many pleasures of hiking amongst the Black Hills in Mt. Diablo’s eastern range is exploring the numerous Native American bedrock mortar sites. For thousands of…
Journey-man’s Journal One of the many pleasures of hiking amongst the Black Hills in Mt. Diablo’s eastern range is exploring the numerous Native American bedrock mortar sites. For thousands of…