We highly suggest purchasing "The Ultimate Kauai Guidebook" by Andrew Doughty & Harriett Friedman available at Amazon.com
Check out all the beautiful Kauai beaches at this informative site Kauai Beaches
This site contains helpful maps of the island. Kauai Maps
For scuba diving check out Dive Kauai Scuba Center
For local news, sports and weather go to the Garden Island News
Click here for a Kauai Virtual Tour