101 Surf Sports: 115 Third St., San Rafael; 415-524-8492; 101surfsports.com. Ongoing: Lessons and equipment for stand-up paddling, surfing, windsurfing and kiteboarding weekends. Prices vary.
Bay Area Discovery Museum: 557 McReynolds Road, Fort Baker, Sausalito; 415-339-3968; baykidsmuseum.org. Ongoing: Kids’ Nature Lab and hikes. Prices vary. Summer camps: Registration open.
Blue Waters Kayaking: 11401 Highway 1, Point Reyes Station; 415-669-2600; bwkayak.com. Ongoing: Beginner and advanced sea kayaking and stand-up paddleboard classes and tours include Inverness, Point Reyes, Tomales Bay, secluded beaches, Drakes Estero, Giacomini Wetlands, Hog Island and tule elk, Nick’s Cove and the Estero Americano. Kayak, paddleboard and electric bike rentals also available. Prices vary. Weekends: Tule elk kayaking tours for all ages. No experience required. 10 a.m. to 2 p.m. $85.
Call of the Sea: Bay Model Visitor Center Pier, 2100 Bridgeway, Sausalito; 415-331-3214; callofthesea.org. Select Friday evening and Sunday morning sails; check website for times. Events support Call of the Sea’s nonprofit educational programs. $30 to $60.
China Camp State Park: China Camp State Park, Point San Pedro Road, San Rafael; 415-456-0766; friendsofchinacamp.org. Bayfront park with a Chinese fishing village and museum, a natural history center, beaches, hiking, biking, equestrian trails, day-use areas and campgrounds. 8 a.m. to sunset daily. Check website for events.
Clavey Paddlesports: 409 Petaluma Blvd. South, Petaluma; 800-832-4226, clavey.com. Ongoing: Custom Tomales Bay kayak and stand-up paddleboard tours, classes and rentals.
Echelon Riders Club: Mike’s Bikes, 836 Fourth St., San Rafael; 415-454-2361; echelonridersclub.org; email firstname.lastname@example.org. Sundays: Group ride at 8:45 a.m. Meet in the parking lot on Fifth Avenue behind Mike’s Bikes in San Rafael. Youths 12 to 17 can join if accompanied by an adult.
Golden Gate National Parks: Marin Headlands Visitor Center, 948 Fort Barry, Sausalito; 415-331-1540; parksconservancy.org. Saturdays through Mondays: Point Bonita Lighthouse tour. 12:30 to 3:30 p.m. Ongoing: Hikes, volunteer days and outdoor activities at Marin Headlands, Muir Woods and other parks. Check website for schedule; call for reservations.
Marin County Parks: 415-473-6387; marincountyparks.org. Check website for special events, walks, talks and family-friendly activities.
Regenerative Design Institute: Commonweal, 451 Mesa Road, Bolinas; 415-868-9681; regenerativedesign.org. Ecology leadership workshops, tracking and nature programs, herbal studies and more. Check website for schedule. Register online; prices vary.
Richardson Bay Audubon Center & Sanctuary: 376 Greenwood Beach Road, Tiburon; 415-388-2524; richardsonbay.audubon.org. Ongoing: Bird walks, drawing classes, Lyford house tours, demonstration gardens, education programs, restoration work days and more. 9 a.m. to 5 p.m. weekdays.
Sailing Education Adventures: Loch Lomond Marina, A Dock, 110 Loch Lomond Drive, San Rafael; 415-775-8779; SailSEA.org. Ongoing: Lessons, boating safety, monthly sails for members, youth summer camps and annual group events. Individual and family memberships provide access to modern sailing dinghies and keelboats, kayaks, and traditional rowing and sailing craft.
Sausalito Walking Tours: Vina del Mar Park, Bridgeway, Sausalito; 415-331-3791. Ongoing: Daily history walking tours by Travels with Teri. 10:30 a.m. weekdays; 10 a.m. weekends. $45. Reservations required.
Sausalito Wooden Boat Tour: P.O. Box 124, Sausalito; 415-332-6608; sausalitowoodenboattour.com. Weekends: Three-hour interpretive tour of floating homes, docks, shipyards, art studios and the wooden boat center with Victoria Colella from 12:30 to 3:30 p.m. $50. Online reservations required.
Sea Trek Kayaking: Bay Model, 2100 Marinship Way, Sausalito; 415-332-8494; seatrek.com. Call for times and reservations. Daily: Single kayak or paddleboard rental $25 per hour; double kayak $40 per hour. No reservations required. Weekends: Scenic Sausalito 10 a.m. to 1 p.m. $75 ($60 for kids 17 and under). Stand-up paddling class ongoing. $65. Call for reservations.
SF Bay Adventures: 1001 Bridgeway, No. 238, Sausalito; 415-331-0444; sfbayadventures.com. Ongoing: A variety of sailing packages, including sunset sails, Bay Lights viewing and local history and wildlife tours. Check website for schedule.
Tamalpa Runners Club: tamalparunners.org. Ongoing: Weekly running groups and track workouts on Tuesdays, Thursdays and Saturdays. Weekend morning group runs. New members run on Sundays at Ross Commons. Monthly club races/runs. Annual dues start at $30. Membership form online.
Tiburon Walking Tours: tiburonwalkingtours.com. Ongoing: Guided walking tours of historic downtown Tiburon with Tiburon resident Elliott Brown. 1:30 p.m. Wednesdays through Sundays. $30.
Titanium Racing: Marin County; email@example.com; titanium-racing.com. Titanium Racing offers a variety of runs and marathons in Marin and throughout the Bay Area including the Turkey Trot, Fourth of July Firecracker Run, Novato Wild Horses Half Marathon and 5K, Tiburon Half Marathon and 5K and many more. Check website for upcoming runs and marathons. Registration required; cost varies.
WildCare: 76 Albert Park Lane, San Rafael; 415-453-1000; 415-456-SAVE (7283) (Living with Wildlife hotline); wildcarebayarea.org. Ongoing: Environmental education center and wildlife hospital treating approximately 200 species. Pool bird feedings are at 10 a.m. and 4 p.m. daily. Special presentations of Wildlife Ambassadors with their handlers are available at 11 a.m. and 2 p.m. Docent tours are available by appointment.
The Outdoor Calendar appears Mondays. Send listings and high-resolution photo attachments to firstname.lastname@example.org or mail to Outdoor Calendar/Lifestyles, Marin Independent Journal, 14000 Civic Center Drive, Suite 301, San Rafael, CA 94903. Items should be sent two weeks in advance. Photos should be 300 dpi JPGs with a minimum file size of 2 megabytes and should include caption information. Include a daytime phone number on your release.