Led by naturalist John Lynch. 3.5-hr. hike. $15–$20. Ages 12–17: $7.50. Ages 12 & under: Free. Ages 17 & younger must be accompanied by an adult. Parking: $10. 9:30 a.m.–1 p.m. Sugarloaf Ridge State Park. 2605 Adobe Canyon Rd., Kenwood. tinyurl.com/ycx8uyps.