Robert Sibley Volcanic Regional Preserve - Volcanic Trail

Family picnic...

Geological Marking #6. The red rocks are lava. According to the self guided map, it was still hot when the ash on top landed on it, hence it's red...

Geological Marking #7...

Trail: Overlook Trail - Round Top Loop Trail - Volcanic Trail (Loop Back) - Round Top Loop Trail - Bay Area Ridge Trail - Huckleberry Path Loop - Bay Area Ridge Trail - Overlook Trail

Total Distance: 7.75 miles

Next, staying at Volcanic Trail...

Big thanks to East Bay Regional Park District and Bay Area Hiker


~~ CK