To get an event listed in the calendar, send your information 14-21 days in advance to OEcalendar@denverpost.com or fax: 303-866-9004 (attn: Outdoor Extremes). Please include a contact number. Items will run on a space-available basis.
ADVENTURE RACING
June 16
Durango Adventure Xstream Adventure Race; 12- and 24-hour races; disciplines include river paddle (flat water short Class I/II whitewater section 10 to 15 miles), mountain bike on singletrack (50 to 60 miles), trek/rogaine (20 to 30 miles); UTM plotting and map navigation, and ropes Tyrolean traverse. gravityplay.com
June 30-July 1
Copper Chase; a two-day adventure challenge combining mountain biking, running, orienteering, high ropes course elements and a 3,000-foot elevation gain; compete in teams of two. copperchaseadventure.com
CLIMBING
Friday
Anchor DIVAS climbing class; learn to build anchors; introduction to placing gear, setting up toe rope anchors and climbing technique; also July 29; $149. outdoordivas.com
Saturday
Intro to Rock Climbing; also June 24 and July 28; one-day clinic; covers knots, belaying and climbing; includes gear and lunch; in Boulder; $90. womenswilderness.org or 303-938-9191
June 15-17
HERA Climb for Life; outdoor and indoor climbing events in Boulder and Eldorado Canyon; guided by Colorado Mountain School and other professional climbers; all ages; $50.
CYCLING
Mountain and road
Friday-Sunday
Colorado Festival; includes the 50-mile, noncompetitive Rist Canyon Road Ride, the American Cycling Association Pro Cycling 65-mile road race, a women’s cycling clinic, a family fun ride and entertainment, a public cruiser vintage museum bike tour through Old Town Fort Collins, and the Jimmy D. Criterium with eight different categories. coloradocyclingfestival.com
Saturday
Adventure Series of Mountain Biking Around the Front Range; West Magnolia trip; start in Greeley; for the whole family, ages 12 and older; all day; also a Rabbit Mountain trip June 30 and a Mount Margaret trip July 28; by the Greeley Recreation Center. 970-350-9400 or devilsthumbranch.com
Windmill Century Classic; in Fort Morgan; $55; 6 a.m.
Red Canyon Century; 100 miles, 50 miles or 25 miles; in Cañon City. redcanyoncentury.com
Sunday
Amoeba Rock Metric-Amoeba Bicycle Ride; with the 50-mile Amoeba, mini-Amoeba and make your own Amoeba Ride; in Fort Collins. 970-484-8323 or jeffsambur@gmail.com
Windmill Century Classic; 100 miles, 60 miles or 40 miles; 7:30 a.m.; in Fort Morgan. or 800-354-8660
Fort Collins Criterium; in Fort Collins. 970-690-3408 or coloradocyclingfestival.com
June 16
Lap the Lake Road Cycling Race; at Turquoise Lake in Leadville; 15-mile or 43-mile course; $28.
June 24-30
Bike Tour of Colorado; fully supported cycling tour covers 418 miles and eight Rocky Mountain passes; with a one-night stop at Winter Park Resort, followed by two nights at Copper Mountain.
Ongoing
Road bike rides every Saturday and Sunday along the Front Range, sponsored by Colorado HeartCycle; 20 to 100 miles; weather permitting; helmet required.
Mountain bike camps, private lessons and clinics with Better Ride; for recreation riders and racers; focus on core skills, balance, vision, cornering, energy management, obstacles, drops, etc. betterride.net
Road rides each weekend in the south Denver area hosted by the Highlands Ranch Cycling Club; intermediate to advanced; two to five hours; helmet required; free.
HIKING/BACKPACKING
Wednesday
Wednesday Night Trail Work Party; at Telegraph Hill near Durango; 4-7 p.m.; work on drainage clearing and brush work; also June 20. trails2000.org or 970-259-4682
Sunday
Cooley Lake Nature Walks; at Cooley Lake wildlife area at South Platte Park; a naturalist guided walk; 9:30-11 a.m. 303-730-1022 or
June 16
Map and Compass Skills Clinic; cross country day hike in Rocky Mountain National Park; learn topography, orientation, declination and triangulation; with route-finding exercises; for women with prior hiking experience; $90. womenswilderness.org or 303-938-9191
June 16-Aug. 11
Trail exploration class with the Boulder Parks and Recreation Department; discover local hiking trails with a certified fitness trainer; 9-11 a.m.; a moderate workout with a warm-up and stretch before and after each hike; maps and hike descriptions provided. 303-413-7270
KAYAKING/RAFTING/CANOEING
Friday
Girls at Play – Intro Tour for Beginners; at Whitewater Park in Golden; with Olympic medalist Anna Levesque; learn to outfit your boat for better performance, to recognize and correct common technique problems, etc.; $35; 9 a.m.-3 p.m. outdoordivas.com
Saturday
River Rafting Rides on the South Platte River; Saturdays through Aug. 11; at Confluence Park in Denver; 10 a.m. to 2 p.m.; free; ages 8 and older. citywild.org or 303-227-6863
Taste of White Water Rafting the Poudre; a half-day trip down the Cache La Poudre River; covers two 6-mile stretches of moderate Class II/III rapids and one 12-mile stretch that starts in the peaks of the Continental Divide; for beginning and experienced rafters. 970-350-9400
Saturday-Sunday
Introduction to Sea Kayaking; ages 15 and older; learn the basic techniques at Chatfield Reservoir; June 9 from 1-4 p.m., June 10 from 8 a.m. to 5 p.m.; $199; includes kayak equipment. sspr.org or 303-347-5999
June 13
Taste of White Water Rafting the Arkansas; a half-day trip down the Arkansas River; a 10-mile section of the river contains Class III-IV rapids that are renowned for giant waves, steep drops and narrow passageways; for experienced rafters; with an expert guide; 8 a.m.-noon. 970-350-9400
June 17
Rafting Arkansas River/Brown’s Canyon; full day trip; ages 8 and older; meet at the Carson Nature Center in South Platte Park at 6:45 a.m., return by 6 p.m.; $64 to $88; includes transportation, lunch, rafts and guides. or 303-347-5999
June 20
Rolling DIVAS kayaking class; for intermediate level; covers flat water roll, etc.; three-hour course on the water; $59; also June 27, July 11 and July 18. outdoordivas.com
June 22-23
River DIVAS kayak class; two-day class; introduction to whitewater includes boat design, paddle strokes, wet exits and bracing; with river time that will include river features, rescue skills and river running; $179; also June 29-30 and July 13-14.
RUNNING
Thursday
Dan Peterson Memorial Main Street Mile; in Fruita, at the town Civic Center; run 5,280 feet down flat, paved downtown streets; 6:30 p.m. 970-260-4612
Saturday
31st annual Run the Rockies Half Marathon and Ten Mile Creek 10K; half marathon is 75 percent downhill and the 10K is entirely downhill; starts near Copper Mountain and finishes in Frisco; $23 to $33; 8:30 a.m.
Sunday
Garden of the Gods Ten-Mile Run; starts and finishes in Manitou Springs; first leg of the Triple Crown Running Series, which follows July 8 with the 12K Summer Roundup Trail Run in Bear Creek Regional Park; all ages. gardentenmile.com or
June 16
Mount Evans Ascent; start at Echo Lake, at 10,600 feet; climb totals nearly 4,000 vertical feet, 14.5 miles to the finish at the summit; “America’s highest road race;” $45 to $60. racingunderground.com/mtevans
TRAIL RUNNING
June 16
Kremmling Days Celebration with the Kremmling Classic 10-mile, 5-mile and 3-mile fun run/walk; at the Kremmling Town Square; the run on singletrack and two-track trails at the Kremmling Cliffs; 3-miler goes through neighborhoods and walking paths; 8 a.m. runkremmling.com or 1-877-573-7926
SAILING
June 11-15, 18-22, 25-29
Youth Learn-to-Sail at Cherry Creek Reservoir; also June 18-22 and June 25-29; by South Suburban Parks and Recreation; for ages 8-15; classes at Hobie Point on the west side of the reservoir; 9:30 a.m. to 3 p.m.; $369; instruction, sailboats and safety equipment included. sspr.org or 303-347-5999
June 16-17, 23-24
Red Cross Adult Certified Basic Sailing; two-day certification course with Community Sailing; ages 18 and older at Standley Lake in Westminster; 9:30 a.m. to 3:30 p.m.; theory, rigging, knots, rescue and more; at least 24 hours of water time for the skills necessary to captain your own boat; $435. sspr.org or 303-347-5999
TRIATHLON/DUATHLON
Today
Evenings with Divas; free triathlon clinic; in Denver; 6:30 p.m.
Saturday
Basil Doc’s Tri the Creek Sprint Triathlon; 800-meter swim, 22K bike and 5K run; at Cherry Creek State Park in Aurora; $60 to $80; solo and teams of two and three; 7 a.m.
Highline Hustle Sprint Triathlon; at Highline Lake State Park in Loma; 7:30 a.m.
Eighth annual Big Sky Duathlon; 4K run, 25K bike and 4K run; $45 to $60, solo and team; at Bennett Community Center, in Bennett; 8 a.m. racingunderground.com/milehighduseries/bigsky.html
Sunday
The Greeley Triathlon; 500-meter outdoor pool swim, a two-loop 12-mile bike ride through Greeley and a 5K run around Sanborn Park; at Centennial Park in Greeley; by the Greeley Triathlon Club; 7:30 a.m. greeleytriathlonclub.com/race
MISCELLANEOUS
Ongoing
Scuba Diving Adventures for beginners; with Ron Bland from Tortuga Bay of Greeley; become certified as an open-water diver; with confined water training and open-water evaluation; three sessions of Tuesdays 6:30-8:30 p.m., June 5-26, July 3-24 and Aug. 7-28. 970-350-9400
