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. Be sure to include a contact number. Items will run on a per-space basis.
ADVENTURE RACING
Saturday
LungBuster 2006 12-Hour Adventure Race; at Wolf Creek Ski Area, in Pagosa Springs; within the Rio Grande National Forest and along the Continental Divide Trail at elevations of 9,000 feet and above; trekking, mountain biking, orienteering and paddling; solo or teams of two or three; $75, $150 or $225; 6 a.m. lungbuster.com
Sept. 23
Salomon Summit Adventure; a one-day adventure race; solo (male, female), two-person (male, female or coed), or three-person coed or three-person coed relay; in Frisco. 303-635-2815 or emgcolorado.com
CLIMBING
Today, Sept. 19 and 26
Climbing classes; for first-time or novice climbers with an introduction to basic sport climbing procedures, terminology, technique and the proper use of equipment; at Denver REI store. rei.com
Saturday
Divas send: women-specific outdoor climbing technique class; for those who know how to belay and are ready to tackle roofs, slabs or want to improve performance over rock; gear included; 8 a.m. to 3 p.m.; $149. outdoordivas.com
Sept. 23
Introduction to tree climbing; by South Suburban Parks and Recreation; ages 7 to adult; $19 to $29; certified instructor; noon to 3:30 p.m. sspr.org or 303-730-1022
CYCLING
Mountain and road
Wednesday-Thursday
Mountain Biking Basics; discussion about gear, clothing, safety, and places to ride; also basic skills such as balancing, climbing, descending, cornering, braking and getting past obstacles; Wednesday at Boulder and Lakewood REI stores; Thursday at Colorado Springs, Denver, Englewood and Fort Collins REI stores; 7 p.m. rei.com
Saturday
13th Tour of the Vineyards; 25-mile bike tour of Western Slope vineyards, in conjunction with the 15th anniversary Colorado Mountain Winefest; in Palisade; $35. emgcolorado.com, active.com or 303-635-2815
Babes on Bikes; in Breckenridge (Saturday clinic on Front Range) women-specific clinics include skills practice, trails education, bike fit and maintenance tips for all levels of riders; $120. babesinthebackcountry.com
Saturday-Sunday
Run, Rock and Roll; in Del Norte; 1-mile run/walk, 5K run, 3K fun run/walk, 10-mile mountain bike loop and D-mountain free hike/climb; at Penitente Canyon; $12 to $15. delnortechamber.org
Oredigger MTB Challenge; in Nathrop; open to collegiate racers only; cross country, mountain cross and short track events; the XC course follows the route used in the RPM Yeti Spring Series XC races, a 7-mile loop; $20 to $50; 8 a.m. mines.edu/stu_life/organ/bike
17th annual Banana Belt Bicycle Weekend; on trails, singletrack, highway and doubletrack; at Riverside Park, in Salida; $27; 9 a.m. salidachamber.org
HIKING/BACKPACKING
Saturday-Sunday
Run, Rock and Roll; in Del Norte; 1-mile run/walk, 5K run, 3K fun run/walk, 10-mile mountain bike loop and D-mountain free hike/climb; at Penitente Canyon; $12 to $15. delnortechamber.org
Sept. 19
Wilderness Trekking School – Colorado Mountain Club’s beginner hiking school; teaches the basics of mountaineering and hiking; includes five weekly lectures and five weekend field days; $80, 7 p.m.; at the American Mountaineering Center, in Golden. wts.cmcschools.org or 303-279-3080
Sept. 20
Adult nature hike; by South Suburban Parks and Recreation; a naturalist- guided 3- to 5-mile round-trip hike on the Colorado Trail in the Kenosha Pass area; ages 18 and older; $15 to $19; 8 a.m. to 4 p.m. sspr.org or 303-730-1022
Sept. 23
Navajo Peak Scramble; strenuous hike to the summit of Navajo Peak, a thirteener on Colorado Divide; Class III scrambling; route via Lake Isabel, Niwot Ridge and Airplane Gully; free; 7 a.m. to 3 p.m.; bring lunch, 10 essentials, camera. 720-837-0074 or bill.campbell@rmc.sierraclub.org
RUNNING
Saturday
Second annual Robert’s Race; at North Monument Valley Park in Colorado Springs; $15 to $25; 9 a.m. lungcancerrun.com
Tiger Chase 5K Run/Walk; at Bear Creek Park East, in Colorado Springs; $20 to $25; 8 a.m. 719-282-1299 or active.com
First Thunderstorm DCC 5K & Kids Fun Run; at Discovery Canyon Campus, in Colorado Springs; $10 to $20; 8:30 a.m. school.asd20.org/DCC
Oktoberfest 5K; at Civic Green Park, in Highlands Ranch; seventh and final race in the Highlands Ranch RunSeries; $25 to $30; noon. highlandsranchrunseries.com
Denver LutheRUN 3K; at Denver Lutheran H.S.; starts and finishes on an all-weather track, with the middle portion winding around campus; $10 to $25; 9 a.m. denverlhs.org
El Grito del Valle; includes a 10K, 5K and a 1.5K family fun run through Dillon Valley; at Dillon Valley Elementary School, in Dillon; $10 to $20; 9 a.m. 970-409-8887
Autumn Color Run; run or walk a half-marathon, 10K or 5K; at McPhelemy Park, in Buena Vista; $20; 9 a.m. fourteenernet.com/colorrun
Run for the Resource Center 5K; at Beaver Ranch Community Park, in Conifer; trail and road, 5K run/walk; USATF certified; solo and team; $23 to $100; 9:30 a.m. mountainresourcecenter.org
Oktoberfest 5K run/walk; in Breckenridge; $10 to $15. townofbreckenridge.com
The Big One Mile Race; in downtown Colorado Springs; run on North Cascade Avenue; a flat, oval course; $20; 5 p.m. csgrandprix.com
Saturday-Sunday
Run, Rock and Roll; in Del Norte; 1-mile run/walk, 5K run, 3K fun run/walk, 10-mile mountain bike loop and D-mountain free hike/climb; at Penitente Canyon; $12 to $15. delnortechamber.org
Sunday
31st PACE Governor’s Cup; 5K, 10K and 1/4-mile kids fun run; at the State Capitol, in Denver; 8 a.m. bkbltd.com
MountainAir Marathon; from Crested Butte to Gunnison; also at 10-miler and a 5K trail run; $20 to $35; 7:30 a.m. mountainainmarathon.com
Indian Summer Races 5K, 10K and kids 1K; at Boulder Reservoir, in Boulder; $5 to $20; 8:30 a.m. indiansummerrace.com
Crossroads Half Marathon and 5K; formerly known as Easy Street Wheat Half Marathon; at Buckingham Park, in Fort Collins; course follows the Poudre River and Spring Creek bike trails, then finishes on flat asphalt; $25 to $45; 8 a.m. crossroadshalf.com or footoftherockies.com
Team Hydrocephalus Colorado 2006; run/walk; at Northridge Park, in Highlands Ranch; $25; 9:30 a.m. hydroassoc.org
Farmers 5000; at Wheat Ridge High School, in Wheat Ridge; $20 to $25; 9 a.m. farmers5000.org
Oktoberfest Fun Run 2006; 10K and 5K run/walk and a 1K kids run; at Vail Village, in Vail; $10 to $20; 9 a.m. vailoktoberfest.com
Ric Rojas Running Form Workshop with Danny Abshire; teaches biomechanics and how to get the most out of every stride; with a written evaluation; $50. ricrojasrunning.com
Sept. 19
Georgetown Classic 5K; at Georgetown Lake; cross country course on dirt trails with water crossings; at 8,500 feet in elevation; 6 p.m. eclecticedgeracing.com
Sept. 22-24
Learn to Racewalk; learn technique used at U.S. Olympic Training Center; led by U.S. National champion Dave McGovern. racewalking.org, darla@sigmaxi.org or 303-399-1491
Sept. 23
Josh and Gus’ Run for a Reason; 5K run and 2K walk; at Clement Park in Littleton; $20 to $25, kids free; 10 a.m.joshandgus.com or 303-932-9686
Sept. 24
21st annual Steamboat Pilot and Today Run for Literacy; 5K run, 5K racewalk, 7-mile run and Kinderhaus Tot Trot; coincides with the Steamboat Springs Fall Foliage Festival and local brewfest; 9:30 a.m. runningseries.com
Sept. 24
Kidney Walk; a 1.5-mile walk; at Hudson Gardens, in Littleton; 10 a.m. www.kidneycimw.org
Sept. 30
Walk for Farm Animals; at southeast corner of Civic Center Park, Broadway and Bannock; fundraiser for Farm Sanctuary, a farm animal protection organization; $10; 4 p.m. walkforfarmanimals.com
Oct. 7
Glenwood Canyon Shuffle Race for Literacy, half-marathon and 5K through Glenwood Canyon, in Glenwood Springs, $25 and $15, 9 a.m. glenwoodraces.com or 970-876-0678
TRAIL RUNNING
Saturday
Rattlesnake Ramble Trail Race; at Eldorado Canyon State Park, in Eldorado Springs; a 4.1-mile out-and-back course with 850 feet of climbing, mostly on singletrack trail; $30; 8:30 a.m. aceeldo.org
Sombrero Ranch Roundup; a 4.5-mile trail race on a working ranch; at Sombrero Ranch, in Estes Park; cover 4.5 miles of rugged singletrack, with lots of rocks and steep hills; elevation ranges between 7,500 and 8,000 feet, with 900 feet of gain; $28 to $33; 9 a.m. bolderboulder.com/sombrero.htm
Sunday
Lead King Loop 25K and Quarry Climb 12.5K; at Beaver Lake Lodge, in Marble; 25K hike, 25K run, 12.5K hike and 12.5K run; the 25K dirt road course climbs 2,900 vertical feet in about 4 miles into Lead King Basin; the 12.5K Quarry Climb runs through town before climbing 1,200 feet in 3 miles on a dirt road; $35 to $40. leadkingloop25k.com
2006 Pony Express Trail Run; at Rampart Reservoir, in Woodland Park; 15 miles of Rocky Mountain trail; course will be on the reservoir trail; $6 to $10. 719-528-6590 or active.com
Sept. 23
Cub Creek Crossover; 7.5-mile trail race; starts and finishes at Cub Creek Trailhead on Black Mountain Road between Evergreen and Conifer; 1,100 feet in elevation gain; rocky terrain on singletrack trails; $25 to $29; 9 a.m. eclecticedgeracing.com
Mary’s Loop 8.5-mile trail run; in Loma, 16 miles west of Grand Junction; 8:30 a.m. 970-261-5630
TRIATHLON/DUATHLON
Sunday
Harvest Moon Long Course Duathlon and Triathlon; at Aurora Reservoir, in Aurora; duathlon: 5K run, 56-mile bike, 13.1-mile run; triathlon: 1.2-mile swim, 56-mile bike, 13.1-mile run; $120 to $180; 7:30 a.m. racingunderground.com
LECTURES/CLASSES
Friday
Maps, Compasses & Orienteering class; by the U.S. Geological Survey and the Outdoor Recreation Information Center; free; at Denver REI store.rei.com
