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The Bay Nature events calendar features events sponsored by Bay Area nature organizations from Sonoma to Santa Cruz. Find guided hikes, learn about Bay Area wildlife, enjoy nature festivals, and more! For Bay Nature-sponsored events click here.

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April 2017
April 22, 2017 @ 10:00 am - 4:00 pm

John Muir Birthday–Earth Day Celebration

John Muir National Historic Site, 4202 Alhambra Avenue, Martinez, CA 94553 + Google Map
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