Within Diablo Foothills Regional Park is the Castle Rock Recreation Area which is located in a scenic canyon along Pine Creek.
The East Bay Regional Park District is celebrating Juneteenth with a Free Park Day on Wednesday, June 19, 2024, in recognition of the date when the last of the enslaved Black Americans were notified of their freedom.
Invasive Dreissenid Mussels, commonly known as quagga and zebra mussels, first became a concern to California in 2007.
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