The Downtown Antioch Association presents Egg Hunt & Easter Bunny: 11 a.m.-1 p.m. at the Rivertown Treasure Chest: bunny pics and plushies donated by K911 Animal Rescue. 12:30-4 p.m. at […]

Join Benicia Fermentory for a hands-on fermentation workshop, a beginner-friendly class about the art and science of traditional fermentation. You'll leave with your own jar of probiotic-rich sauerkraut to take […]

The Golden Gate Historical Bottle Society will host its annual Bottles, Insulators, Antiques, and Collectibles Show and Sale at the Contra Costa Event Park in Antioch. The two-day event features […]

The East Bay Anza 250 Symposium will explore the impact of the 1775–76 Juan Bautista de Anza expedition and its lasting influence on the East Bay. The event will bring together historians, educators, land managers, and community leaders to discuss the expedition’s history, Indigenous legacies, and how this past continues to shape the region today. […]

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 Thursday of the month and meets at the Visitor Center. The event is free and open to adults ages 18 and older.

Enjoy Delta Meadows' video about one piece of Locke history: the gong shown here! (Link goes to Facebook post.) Enjoy at 2.5 mile hike through the Delta Meadows Park Property along its Railroad Trail and hear about  the people and institutions that have shaped area history, including Chinese immigrants from Zhongshan, the Southern Pacific Railroad, […]

Join volunteer cleanup efforts in Antioch honoring Earth Day and Arbor Day, with options at the Antioch Skate Park or Nick Rodriguez Center. Check in at 9 a.m., cleanup 9:30-11:30 a.m., free lunch for volunteers noon-1 p.m.. Learn more.

Join the Contra Costa County Historical Society Book Club for its fourth meeting, featuring a discussion of "Ghosts of Black Diamond Mines." A field trip will also take place to visit Rose Hill Cemetery.

Join the Martinez Historical Society for its annual crab feed fundraiser featuring Dungeness crab, an Italian-style dinner, live auction, raffle, and entertainment. Proceeds support the organization’s mission of preserving local history. Doors open at 5:30 p.m. with dinner served at 7:00 p.m., followed by a program.

The Yolo Bypass Wildlife Area tours are hosted on the third Sunday of the month from October through June. Learn about migratory bird species, flood management techniques, agricultural practices, native plants of the wetlands and more! Please dress in layers as weather can be unpredictable. Registration required; more information here.

Attend a screening of two short Talk-Story films at the Filipino American National Historical Society Museum in Stockton, highlighting the lives of Manong Albert Juanitas and Manang Irene Estante Revillar. This event is free and includes light refreshments.

California Duck Days is a family-friendly outdoor festival featuring wetland-themed arts and crafts, live animals, nature activities, and interactive exhibits for all ages. Food trucks will be on-site, and attendees are encouraged to bring a water bottle. No dogs allowed. Parking is available in the CA Department of Fish and Wildlife back lot.