Cycling
Bicycle-Power.com - http://www.bicycle-power.com/
The definitive internet resource for those seeking information related to powering a bicycle with an electric motor, gas engine or even a hydrogen powered fuel cell battery.
Cycling Links - http://cyclinglinks.tripod.com/
Features news, offers bicycling-related books, magazines, videos, posters, links to shops, bike rides and tours, road races, news services, organizations and more.