Kick off the new year with hikes at area parks on Wednesday, January 1. Sugarloaf Ridge State Park offers a naturalist-guided 2-mile family hike. Meet at the White Barn for the Bald Mountain Hike at 9 a.m., or at the Visitor Center for the Family Hike at 10 a.m. Sugarloaf Ridge State Park is located at 2605 Adobe Canyon Rd. in Kenwood. Participants must register at tinyurl.com/52bcevum. A docent-led, 1.5-mile hike begins every hour from 10 a.m.–1 p.m. at Armstrong Redwoods Visitor Center, 17000 Armstong Wood Rd., in Guernville. All ages are welcome. Learn more at tinyurl.com/2889yh3f. Jack London State Park offers a 3.5-mile guided hike ($15 per person) from 11 a.m.–1 p.m. Meet at the Ranch parking lot of Jack London State Park, 2400 London Ranch Rd. in Glen Ellen. Find additional details at tinyurl.com/jtt5apk9. Parking for all three hikes is $10.