A 9-foot Steinway grand piano travels on a flatbed trailer to state & national parks, ranches, farms, & historical sites for classical music concerts. Bring picnic, lawn chairs, or blanket. $40 pp. Includes parking. Gates open: 4 p.m. Concert: 5–6:30 p.m. Jack London State Historic Park (meet in ranch parking lot). 2400 London Ranch Rd., Glen Ellen. Tickets: tinyurl.com/2s2794w6.