Wait. There's A Volcano in the East Bay Hills?

If you head to Sibley Volcanic Regional Preserve above Oakland, you might wonder the same thing as Bay Curious listener Bourke MacDonald: How did a volcano form here and why did it go extinct?Today on the show, we’re going hiking to learn more about this Bay Area geological wonder. Additional Reading:  What! There Was A Volcano in the East Bay Hills? Video: Geology Tour with Steve Edwards at Sibley Reported by Katrina Schwartz. Bay Curious is made by Katrina Schwartz, Suzie Racho and Brendan Willard. Additional support from Erika Aguilar, Jessica Placzek, Kyana Moghadam, Paul Lancour, Carly Severn, Ethan Lindsey, Vinnee Tong and Joe Fitzgerald Rodriguez.

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Bay Curious is a show about your questions – and the adventures you find when you go looking for the answers. Join host Olivia Allen-Price to explore all aspects of the San Francisco Bay Area – from the debate over "Frisco", to the dinosaurs that once roamed California, to the causes of homelessness. Whether you lived here your whole life, or just arrived, Bay Curious will deepen your understanding of this place you call home.