Contra Costa County Historical Society Book Club in Martinez
Join the Contra Costa County Historical Society Book Club for its fifth meeting, featuring a discussion of Beneath Tangled Vines by Dan Hanel. A field trip will also take place to […]

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Join the Contra Costa County Historical Society Book Club for its fifth meeting, featuring a discussion of Beneath Tangled Vines by Dan Hanel. A field trip will also take place to […]
Join Big Break for a monthly social hour featuring themed mocktails, hors d’oeuvres, an art activity, and an evening stroll in the park. This drop-in program is held every third […]
Join Wild Spirit Recreation for an evening paddle at the Cosumnes River Preserve to watch bats emerge at sunset. Guided by experienced California Naturalists, the trip offers an opportunity to […]
Celebrate the 17th annual Martinez Beaver Festival at Susana Park! Enjoy live music ranging from Irish folk to big band, interactive exhibits including a giant mobile fish tank, rare birds, […]
Join Big Break for a monthly social hour featuring themed mocktails, hors d’oeuvres, an art activity, and an evening stroll in the park. This drop-in program is held every third […]