There are many aspects of sailing to enjoy beyond being on the water. Following the latest big boat race (or even joining in as a virtual skipper), studying new hull designs, checking out new gear and gadgets, or planning your next trip are all part of the fun.
Here's a short, by no means exhaustive, list of sailing related websites that you might enjoy or find useful:
Sailing Almanac (handy for phones)
Marine Traffic AIS (also available as an iPhone app)Ship AIS
JOG Comms Design Work courtesy of Bowley Design