Save Mount Diablo: Rocks on the Move

Rock City Parking Lot S. Gate Road, Danville, CA, United States

Explore 180 million Years of Geologic History on Mount Diablo What do the summit of Mount Diablo and the Marin Headlands have in common? How is Sentinel Rock in Rock City related to Yosemite’s Half Dome? You’ll discover the answers … Read more

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