Adventure Cycling Association
(nonprofit) is the premier bicycle travel organization in North America. They organize tours, provide cycling maps and other trip-planning resources, and work on bicycle advocacy projects.
Provides technical methods for evaluating and estimating cycling performance and parameters. We're talking differential equations and mathematical modeling here.
A site with interests in the general promotion of bicycles as a means of transportation as well as bicycle safety.
Central California Cycling
Excellent ride descriptions, route sheets, photos, and more by cycling advocate Richard Zipf.
DMV - Bicycle Rules and Safety
Department of Motor Vehicles links for valuable information on bicycle rules and safety, as well as some helpful hints and general bicycle information.
Greg Lozaga's Road Cycling Schedule
Excellent listing of road cycling centuries and events for the year.
League of American Bicyclists
National organization promoting bicycle advocacy and safety. The SFCC belongs to this organization.
Sacramento Area Bicycle Advocates (SABA)
SABA works to improve conditions for cyclists in the Sacramento area.
Western States Ride Calendar
Calendar of organized rides for the year.