Robert Sibley Volcanic Regional Preserve is located in the Oakland Hills of the East Bay region of the San Francisco Bay Area, California. The park is...

Memorial Hospital, in Washington, D.C. Robert Sibley Volcanic Regional Preserve, in California Sibley Park Sibley–Ahlquist taxonomy of birds, a phenetic...

helped found the East Bay Regional Park system. One of its parks is named after him, the Robert Sibley Volcanic Regional Preserve. He was also prominent...

County and Contra Costa County. It can be seen in the Robert Sibley Volcanic Regional Preserve and Caldecott Tunnel area of the Berkeley Hills. It is...

Canyon Regional Park, Tilden Regional Park, Robert Sibley Volcanic Regional Preserve, Huckleberry Botanic Regional Preserve, and Redwood Regional Park.[citation...

Lake Chabot Regional Park and borders Robert Sibley Volcanic Regional Preserve, Huckleberry Botanic Regional Preserve, Redwood Regional Park and Anthony...

Canyon Regional Open Space Preserve Redwood Regional Park Robert Sibley Volcanic Regional Preserve Roberts Regional Recreation Area Temescal Regional Park...

and Robert Sibley Volcanic Regional Preserve (then known as "Roundtop.") Upper Wildcat Canyon was officially named "Charles Lee Tilden Regional Park"...

The peak is part of the Sibley Volcanic Regional Preserve, which was originally established in 1936 as Round Top Regional Park. This park was one of...

North Oakland Regional Sports Center Dr. Aurelia Reinhardt Redwood Regional Park Robert Sibley Volcanic Regional Preserve Roberts Regional Recreation Area...