Kids get a chance to see & touch vehicles that play an important role in the community. $8. Ages 2 & younger: free. Tickets for sale online or in person. Presented by the Junior League of Napa-Sonoma. 10 a.m.–2 p.m. (Siren-free: 10 a.m.–noon). Sonoma County Fairgrounds. 1350 Bennett Valley Rd., Santa Rosa. tinyurl.com/2hsx4j6j.