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October 01, 2010 by Paul McHugh
Volcanic drama, bat caves, diverse wildlife, roadless vistas: Pinnacles National Monument is definitely worth the trip. Where else can you see half a volcano, an endangered condor, and a record number of bee species in one day?
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April 01, 2003 by Phil Barber
A shower of magma-heated liquid and steam makes for more than just a pretty Calistoga postcard. It’s a 30-million-year-old lesson in California’s dynamic underground history of sliding plates, volcanic eruptions, and molten rock.
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