Bicycle Safety
Bicycle Helmet Safety Institute - Info on bicycle helmets, standards, safety, laws, and more
Safe Bicycling Starts Early - American Academy of Pediatrics
The Importance of Bicycle Safety: Simple Tips Everyone Should Know - East Tennessee Children's Hospital
Teach Your Child Well: Bicycle Safety Issues - International Bicycle Fund
Bicycle Safety Program - National Highway Traffic Safety Administration
Group Riding Tips - Florida Bicycle Association
Bicycling Street Smarts - Florida D.O.T.
Area Bike Clubs
KY
Ashland Cycling Enthusiasts - Ashland, KY
Central Kentucky Cyclists - Campbellsville, KY
Bike Butler - Carollton, KY
Central Kentucky Wheelmen - Elizabethtown, KY
Little River Cycling Club - Hopkinsville, KY
Bluegrass Cycling Club - Lexington, KY
Louisville Bicycle Club - Louisville, KY
Pennyrile Area Cyclists -- Madisonville
Chain Reaction Cycling Club - Paducah, KY
KYMBA - The Kentucky Mountain Bike Association
TN
Chattanooga Bike Club - Chattanooga, TN
Murfreesboro Bicycle Club - Murfreesboro, TN
Harpeth Bike Club - Nashville, TN
OH
Dayton Cycling Club - Dayton, OH
IN
Evansville Bicycle Club - Evansville, IN
Cycling Related Organizations
Greenways Commission of Bowling Green and Warren County, KY
Mountain Biking
Bowling Green Mountain BIkers Meetup Group - Meetup for some mountain biking
KYMBA Forums - Good company, good advice, and a good time
Mountain Bike Review - Reviews on nearly every mountain bike part imaginable
Technical and Repair
Park Tools - Not only makers of the finest bike tools out there, but they also do a pretty good job of telling you how to use them.
Sheldon Brown - His web site is like the library of Congress for obscure bike info. If you can't find it there, it might not exist.