Designed for all fitness levels. Covid-19 safety protocols will be adhered to. Limited to 16 people who will hike in 2 groups of 8. Event: free. Parking: $10. Rain cancels walk. 10 a.m.–2:30 p.m. Jack London State Historic Park. 2400 London Ranch Rd., Glen Ellen. Meet in the ranch parking lot. jacklondonpark.com.