• WildCare hosts a family nature day in honor of the late educator Elizabeth Terwilliger from 10 a.m. to 2 p.m. today at Richardson Bay Audubon Center and Sanctuary at 376 Greenwood Beach Road in Tiburon. The event will feature a naturalist-led hike, bird watching and more. Admission is free. Go to discoverwildcare.com.

• Call of the Sea’s Tall Ship Celebration features tours of historic tall ships and hands-on maritime activities from 10 a.m. to 2 p.m. today at the Bay Model Visitor Center at 2100 Bridgeway in Sausalito. Admission is free with RSVP. For more information and to RSVP, visit callofthesea.org.

• Celebrate Dia de los Niños with a bilingual storytime, book giveaway, crafts and more from 10:30 a.m. to noon today at the San Anselmo Town Plaza. Admission is free. Go to townofsananselmo.org.

• Trinity Community Church hosts a rummage sale from 11 a.m. to 4 p.m. today at 1675 Grand Ave. in San Rafael. Admission is free. Go to tccsr.com.

• San Geronimo Valley Community Center’s Climate Fest features art, live music and workshops and presentations on climate action from noon to 3 today at 6350 Sir Francis Drake Blvd. in San Geronimo. Admission is free. Go to sgvcc.org.

• Marin resident Shana Morrison performs with Caledonia at 7:30 tonight at Music City San Francisco at 1355 Bush St. in San Francisco. Admission is $29. To buy tickets, visit musiccitysf.com.