The 26th annual Russian River Car Show celebrates with the theme “Monte Rio Vacation Wonderland” this year. Open to cars and trucks from the 1920s to 1970s, this community event features family fun and a Best in Show award. Parking is on a first-come, first-serve basis. Free entry for spectators. 8 a.m.–3 p.m. Saturday, August 16. Northwood Commons. 19420 CA-116, Monte Rio. Car show participants can register at tinyurl.com/2prj5xw4.