Mar 4: Way Too Cool 50k Run, wtc50k.com or ultrasignup.com.
Mar 5: Sierra Club Day Hike at the Sutter Buttes. Contact Jeanne at (530)321-7279.
Mar 8: Back Country Horsemen Day Ride at Empire Mine State Historic Park, Grass Valley, motherlodetrails.org.
Mar 10, 24, Apr 7: Mountain Bike Fridays at Hidden Falls Regional Park, meetup.com/Auburn-Cycling/events or motherlodetrails.org. Rain cancels.
Mar 11: Gold Country Trails Council Equestrian Day Ride at Spenceville Wildlife Area, motherlodetrails.org.
Mar 11: Snowshoe Trek to Martis Peak Lookout, tahoerimtrail.org.
Mar 11: Open House PAWS (Performing Animal Welfare Society) at the Sanctuary in San Andreas, meetup.com/Amador/events.
Mar 11: Chanoko 5k & 31k Trail Runs at American River Canyon Overlook Park in Auburn, totalbodyfitness.com/site/races.
Mar 11, 12: Wilderness First Aid with NOLS & REI at Sacramento Valley Conservancy and Camp Pollock, rei.com/outdoorschool.
Mar 11, 12: Snow Camping 101 at Tahoe Meadows, tahoerimtrail.org.
Mar 12: Bike Like a Girl “Second Sundays” Ride at 9:34 a.m., meetup.com/WomenAHEAD.
Mar 12: Wilderness Survival Class at Placer Land Trust Taylor Ranch, rei.com/outdoorschool.
Mar 12 or 26: Introduction to Outdoor Rock Climbing Class – Level 1 – at ASRA Quarry Trail, 9 a.m. – 3 p.m., rei.com/outdoorschool.
Mar 13, 15, 17 (M-W-F): Morning Hikes with Amador Hiking, Events & Adventures Meetup, meetup.com/Amador/events.
Mar 13, 20, 27 & Apr 3: Beginner/Intermediate Auburn Hills Hike at Railroad Park in Auburn, 6 – 8 p.m., meetup.com/hikersandcompany.
Mar 24, 23: Salmon Falls Trailhead workday, 10 a.m. – 2 p.m. Contact Marianne@arconservancy.org or (530)621.1224.
Mar 15: Monthly potluck/meeting for Divide Horsemen Association at Greenwood Community Center, divideha.org.
Mar 15: Loomis Basin Horseman Association’s meeting at Loomis Round Table Pizza (eat at 6:30 p.m.; meet at 7 p.m.), lbha.us.
Mar 15 – 29: Mature Horseback Riding Program at Healing Pastures “C” Horse Ranch, 11:45 a.m. – 1:15 p.m., auburnrec.com.
Mar 17: The Time of Your Life or What’s Time to a Bristlecone? Sierra College lecture series, 7:30 – 9 p.m., sierracollege.edu/about-us/beyond-the-classroom/nat-hist-museum/lectures/index.php.
Mar 18: REI Trail Run Series – Sierra Foothills, at ASRA Olmstead Loop, 8:30 – 10:30 a.m., rei.com/outdoorschool.
Mar 18: Ruck A Chuck 50k Run & 50k Relay, Foresthill, ultrasignup.com or singletrackrunning.com.
Mar 18: Wild & Scenic Film Festival – one of the nation’s premier environmental and adventure film festival, LivefromAuburn.com. More details at Parc-Auburn.org.
Mar 19: Cool Mountain Bike Race, victoryvelo.com.
Mar 20: Spring Equinox.
Mar 24 – 26: Dru Barner Equestrian Camping trip, bchcmlu.org.
Mar 25: Knickerbocker Canyon Trail Run 5k, 10k, ½ marathon, 35k Runs, ultrasignup.com or insidetrail.com.
Mar 25: Mountain Bike Triathlon at Folsom Lake Recreational Area, motherlodetrails.org.
Mar 26: Sacramento Zoo 5k, 10k & Kid’s Fun Runs, sacramentozoozoom.com.
Mar 27: C28+ Move It Monday Bike Ride – Intermediate – Flower Farm/Shirland Tract/Powerhouse, 9:30 a.m. – 12:30 p.m., meetup.com/PedalClub.
Mar 30 – Apr 20: Backpacking 101 with ASRA’s Scott Liske, 6:30 – 9 p.m., auburnrec.com.
Apr 1: Mountain Bike Trail Building at Snow Mountain Ditch Nevada County, motherlodetrails.org.
Apr 1: Veteran Snowshoe Trek for Women at Tahoe Meadows, tahoerimtrail.org.
Apr 1: American River 25 & 50 mile Runs, ultrasignup.com.
Apr 6: Successful Backpacking with a Young Family. Everything you need to know to finish the Tahoe Rim Trail, rei.com/outdoorschool (Sacramento), 6:30 – 8 p.m.
Apr 8: Bikearoundthebuttes.com 17.5 mile, 45 mile & 100 mile Rides.
Apr 8: K2 Challenge – 4 mph or out Run, ultrasignup.com or singletrackrunning.com.
Apr 11: American River Confluence Park power point outlining support to provide equestrian/hiking trail bridge across North Fork of the American River at China Bar. Meet at Canyon View Community Center in Auburn, 7 – 9 p.m. For more information, parc-auburn.org/arc-park-plan.html.
Apr 14 – 16: Veterans’ Endurance Tribute Equestrian Ride at Camp Far West, aerc.org.
Apr 12: Equestrian Day Ride at Cronan Ranch, bchcmlu.org.
Apr 22: California State Parks Foundation Earth Day 2017.
Apr 22: CPR/First Aid, 9 a.m. – 4 p.m., auburnrec.com.
Apr 29: Folsom Lake SRA 10k, ½ marathon, 35k, 50k Trail Runs, insidetrail.com.
Apr 29: American River Classic 25/50 Mile Equestrian Rides, aerc.org.
Apr 29: 7th Annual Spaghetti & Meatball Bash/Silent Auction fundraiser at the Auburn Elks Lodge, horsesforhealing.org.
Apr 29, 30: Gold Country Pro Rodeo, Fairgrounds in Auburn, goldcountryprorodeo.com.
Apr 30: Pony Express Marathon at Capitol Mall, runsignup.com/Race/CA/Sac/PonyExpressMarathon.
May 6: Dirty Secret Trail Run in Cool, dirtysecrettrailrun.com.
May 11 – 20: Amgen Tour of Ca, amgentourofcalifornia.com.
May 13: Gold Rush 50k Run & Relay, runsra.org. Start is at Skunk Hollow/Salmon Falls Boat Launch.
May 19, 20: Penn Valley Rodeo, pvrodeo.com.
May 28: The Ledlenser Trails in Motion Film Festival at the Auburn State Theater, 6 – 9 p.m., livefromauburn.com.
May 28: Dru Barner Fun(d) Ride, gdetf.com.
May 29: Wounded Veteran 5k & 10k Runs, woundedveteranrun.org., Folsom.
Jun 10: Run to Clothe the Homeless (in California) 5k Run at William Land Park, runtoclothethehomeless.com.
Jun 11: Gold Country ½ marathon & 5k Runs, runsra.org. Start/Finish in El Dorado Hills.
Jun 22 – 25: USA Track & Field Outdoor Championships at Sacramento State Hornet Stadium, usatf.org.
Jun 24: Western States 100 Mile Run, wser.org.
Jul 1 – 3: Folsom PRCA Rodeo, folsomprorodeo.com.
Jul 23: Blood Sweat & Beers Trail Run in the Auburn area, bloodsweatbeers.com.
Sep 21 – 24: Draft Horse Classic & Harvest Fair at Nevada County Fairgrounds, nevadacountyfair.com.