Silverbell Century

The Silverbell Century offers three rides of 30 to 100 miles along a portion of the route designated for El Tour de Tucson; $35, $25 members of the Greater Arizona Bicycling Association, $5 discount for early registration. Check-in and onsite registration are from 7 to 9 a.m., in the Walgreens parking lot on the northeast corner of River and Craycroft roads. Riders start as soon as they check in. Visit bikegaba.com to register and for more information.