Docent-led 3-mile nature hikes through the Sculpture Meadow. Hike admission includes gallery access. $25–$30. Ages 5–17: $10. Ages 4 and under: free. 11 a.m.–1 p.m. di Rosa Center for Contemporary Art. 5200 Sonoma Hwy., Santa Rosa. Advance tickets required: tinyurl.com/4fkzvbsu.