Spring Mountain Ranch State Park, Sandstone Canyon: Meet today at the tour gate for an afternoon hike from 1-4 p.m. (875-4141).
Red Rock Canyon National Conservation Area, Monday at the Rock: A moderate three-mile hike to the Calico Tanks (515-5367).
Red Rock Canyon, Field Trip: Bring lunch for a picnic Thursday at the Clark County Museum followed by a short historical hike on the River Mountain Trail System (515-5367).
Red Rock Canyon, North Peak: A strenuous 12-mile hike with a 3,000-foot gain Thursday (515-5367).
Red Rock Canyon, Flower Power: An easy to moderate three to four-mile hike Friday (515-5367).
Red Rock Canyon, Corn Creek Spring: Friday, observe the spring that feeds three ponds and is the prime habitat for aquatic and land plants and animals on this easy one-half-mile walk (515-5367).
Around the Bend Friends: This group of people, 50 years and over, interested in hiking and related social activities will meet at 8:30 a.m. Saturday in the parking lot in front of Best Buy, at Charleston Boulevard and I-215 in Summerlin, for a moderate three-hour hike at Red Rock (642-2285).
Red Rock Audubon Society: Meet at the Wetland Park Nature Preserve Saturday at 7 a.m. for a birding field trip, with lots of walking, to see the bird survey area of the Las Vegas Wash (822-3370).
The Las Vegas High Rollers and Strollers: Members of the American Volkssport Association will have an easy group walk at 7 a.m. Saturday. The walk is suitable for baby strollers and wheelchairs. Meet at the Best Western Mardi Gras Inn, 3500 Paradise Road. E-mail firstname.lastname@example.org or call 242-4105.
Cathedral Gorge State Park: A geology evening walk Saturday from 5:30-7 p.m. Visit email@example.com or call (775) 728-4460.
Red Rock Canyon, Ice Box Canyon: A moderate three-mile hike April 22 through the canyon (515-5367).
Sierra Club: The Southern Nevada Group will have a moderate to strenuous five-mile round trip rock scramble up the Calico Tanks and Sandstone Quarry on April 22. Contact Dennis Hayes at 280-2424
Red Rock Canyon, Little Zion: April 22, a moderate six-mile hike from Rainbow Springs (515-5367).
Bagel Ride: Leave from Aspen Creek Cycling, 1550 W. Horizon Ridge Parkway, Wednesday at 7 a.m., for a 22-mile ride. For more information, visit www.greenvalley cyclists.org or e-mail firstname.lastname@example.org.
Las Vegas Valley Bicycle Club: A 6:15 a.m. moderate to fast 15-20 mile, leader in front/leader sweeps, road ride is scheduled for on Wednesday through Desert Shores, Sun City and Summerlin. Meet at the NuVision Cyclery on West Lake Mead Boulevard between Rampart Boulevard and Scholar Lane (228-1333). There will be a 30-plus mile, moderate and hilly, ride on Wednesday and Thursday at 8 a.m., and a 30 to 50-plus mile long grade ride on Saturday at 8 a.m. Meet behind Starbucks on West Charleston Boulevard and Town Center Drive (873-6256). Also, an easy ride of 25 to 35 miles of flat land on April 22 at 8 a.m. Meet at Einstein Brothers Bagels, 8400 Cheyenne Ave. (407-3077).
Green Valley Cyclists: Meet at 7 a.m. Saturday and April 22 in the Brooklyn Bagel parking lot, near the corner of Green Valley Parkway and Pebble Road in Henderson. For more information, visit www.greenvalleycyclists.org or call 501-9771.
Tour De Fire: Boulder to the Valley of Fire ride May 5 is available in 38-, 74-, 98- and 134-mile distances. Submit registration online at either www.active.com or www.tdf.com or by mail to Pro Cyclery, 7034 W. Charleston Blvd., Las Vegas NV, 89117 by April 23. For more information, call 228-9460 or e-mail email@example.com.
Cactus Hugger Cycling Festival: April 27-29 in St. George, Utah. Registration for 42 and 65-mile distances and information at www.cactushugger.org.
SoCal Bike Rides: Register for either the 68-mile metric or 100-mile century routes, from Acton, Calif., to the California Poppy Reserve near Lancaster, Calif., on May 6. For more information, e-mail firstname.lastname@example.org or visit www.bicyclejohns.com/ridespoppies.htm to register.
Nevada Ultramarathon Bicycling Society: Pre-register for the bicycle survivor nonfitness competition on May 20. Events include a coasting race, changing a flat tire, guessing the air pressure in a tire, etc. For more information, visit email@example.com, or call Scott Dakus at 497-8565.
Las Vegas Astronomical Society: An Astronomy Day Star Party Saturday at the Red Rock Visitor Center. Solar telescopes will provide views of the sun from 10 a.m. to 4 p.m. An evening program begins at 8 p.m. with the presentation "Telescopes in Space — Seeing More Than Light" followed by telescope viewing. Gates close at 8:30 p.m. E-mail firstname.lastname@example.org or call 561-7469.
Fishing clinics: The Nevada Department of Wildlife is accepting registrations for the following classes: Beginners Fishing Clinic, Saturday from 9 a.m. until noon at Sunset Park, 2601 E. Sunset Road; Beginners Fly-Tying, April 25, from 7 to 8:30 p.m. at the NDOW office, 4747 W. Vegas Drive; and Beginning Fly-Fishing, April 28, 9 a.m. until noon at Floyd Lamb State Park, 9200 Tule Springs Road (486-5127, Ext. 3503).
Get Outdoors Nevada: Register now to volunteer at 7:30 a.m. April 28 for several conservation/restoration projects at Red Rock Canyon. Volunteers under age 18 must provide a signed parental consent form. Visit www.getoutdoorsnevada.org or call 895-5734.
Hunter Education Class: The Nevada Department of Wildlife is currently accepting applications for the 9 a.m. to 5 p.m. May 5 class to be at the NDOW offices, 4747 W. Vegas Drive (486-5127, Ext. 3501).