montage of Delta event photos

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  • Keep Antioch Beautiful – Cleanup

    Waldie Plaza Waldie Plaza, Antioch, CA

    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 […]

  • Contra Costa County Historical Society Book Club in Martinez

    Contra Costa County Historical Society 724 Escobar St, Martinez, CA, United States

    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 […]

  • Crab Feed 2026 in Martinez

    Martinez Refinery Clubhouse 1635 Pacheco Blvd, Martinez, CA, United States

    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 […]

    $85
  • Tour of the Yolo Bypass Wildlife Area

    Yolo Bypass Wildlife Area Headquarters 45211 Chiles Road, Davis, CA, United States

    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 […]

  • Talk Story Films: Journey in Multiple Worlds in Stockton

    Filipino American National Historical Society Museum 337 E Weber Ave, Stockton, CA, United States

    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. […]

  • California Duck Days in Davis

    Yolo Basin Foundation 45211 County Road 32B, Davis, CA, United States

    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 […]

  • Rio Vista Community Garden Grand Opening

    Rio Vista Roots Community Garden 350 S. 3rd St, Rio Vista, CA, United States

    Help build a space rooted in connection, creativity, and sustainability at the Rio Vista Community Garden Grand Opening. Paint garden beds, plants seeds, do chalk art at this youth gardening […]

  • Sunday at the Museum: History Talk in Crockett

    Crockett Museum 900 Loring Ave, Crockett, CA, United States

    Descendants of George Morrison Rolph, the first plant manager of the California and Hawaiian Sugar Refining (C&H) company, will share stories about his life in early Crockett. The free program […]

  • Spring Fashion Show in Antioch

    La Plazuela Mexican Restaurant & Bar 400 G St., Antioch, CA, United States

    Fourth Annual Spring Fashion Show includes over 40 outfits, silent auction and raffle. Tickets are $10. Visit Rivertown Treasure Chest, contact Debbie Blaisure at (510) 909-4618, or email rivertowntreasurechest@gmail.com to […]

  • Uno de Mayo in Rio Vista

    Rio Vista 116 Main Street, Rio Vista, CA, United States

    Enjoy live mariachi, dance performances, churros and food, and drink specials at Rio Vista Downtown Association's Uno de Mayo, from 2nd Street to the River.

  • Discovery Bay Boat Show

    Discovery Bay Marina 5901 Marina Rd, Discovery Bay, CA, United States

    Boat dealers, beer & wine garden, food and live music throughout the weekend - 10 a.m.-8 p.m. Saturday and 10 a.m.-5 p.m. Sunday. More information.

  • Riverfront Arts Fest in Rio Vista

    Downtown Rio Vista Rio Vista, CA, United States

    People's Choice Art Show, Youth Art Showcase, Artist Booth, Live Music, Beer & Wine Pavilion, Fine Art and Craft Vendors, Youth Art Activities, Art on Wheels and Waves, Walking Art, […]