Mount Diablo is a mountain in Contra Costa County, California in the San Francisco Bay Area, located south of the town of Clayton and northeast of Danville. It is an isolated 3,864 feet (1,178 m) upthrust peak that is visible from most of the San Francisco Bay Area and much of northern California. Mount Diablo appears from many angles to be a double pyramid and includes many subsidiary peaks, the largest and closest of which is the other half of ...
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Mount Diablo is a mountain in Contra Costa County, California in the San Francisco Bay Area, located south of the town of Clayton and northeast of Danville. It is an isolated 3,864 feet (1,178 m) upthrust peak that is visible from most of the San Francisco Bay Area and much of northern California. Mount Diablo appears from many angles to be a double pyramid and includes many subsidiary peaks, the largest and closest of which is the other half of the double pyramid, North Peak, nearly as high in elevation at 3,557 feet (1,084 m).
The peak is the centerpiece of Mount Diablo State Park, a state park of approximately 20,000 acres (80 km²) in area. The park was the first public open space of a complex—according to Save Mount Diablo—now including 38 preserves, including adjacent and nearby city open spaces, regional parks, watersheds, etc., buffered in some areas with private lands protected with conservation easements. Preserved lands on and around Mount Diablo total more than 90,000 acres...
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