Come celebrate the twelfth annual El Cerrito Hillside festival! Find edible and medicinal plants on a guided walk through the hills. Learn about the history of the land from local geologists. Hunt down some of the area’s most amazing rocks — or rock out to live music as you admire the view. For more details and a schedule of the weekend’s many free events, visit https://www.ectrailtrekkers.org/hillside-festival-2026.html.