Sibley Volcanic Regional Preserve
July 08, 2012 by Bay Nature Staff
With a volcano at its heart, Sibley Preserve is an unparalleled place to see Coast Range geology exposed as well …
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Citizens’ Domain in Napa
October 11, 2011 by Greg Retsinas
This park near downtown Napa has been run by volunteers for decades. A model for cash-strapped parks? Great views and extensive trails make it worth a visit to find out.
When was the last volcanic eruption in the Bay Area? Where was it?
October 01, 2006 by Michael Ellis
You can easily visit the 10-million-year-old Sibley Volcano (see Voice of the Volcano, April-June 2005) in the hills above Oakland. …
