carlsbad dept of recreation
http://www.ci.carlsbad.ca.us/cserv/parks.html

oceanside dept of recreation
http://www.ci.oceanside.ca.us/Recreation/RecreationCenter.asp

encinitas dept of recreation
http://www.ci.encinitas.ca.us/City_Services/CS/cs.htm

escondido dept of recreation
http://www.ci.escondido.ca.us/recreation/facility/commserv.html

carmel valley dept of recreation
http://www.cvsd.com/

For city-wide Adult SOFTBALL and VOLLEYBALL league information,
please call 619-584-GAME (4263) or visit http://www.sandiegosportsleagues.com/

san diego rec centers:
http://www.sannet.gov/park-and-recreation/

most of these classes are free (this where i took my cooking class and that pottery class). i think their next "semester" starts in june.
http://www.sandiegocet.net

san diego outdoors club (free membership)
http://members.cox.net/sdhc/Home.html

 

liz, i heard you were interested in kayaking:
http://www.mbac.nu/kayaking.htm

 

SD reader site. they publish a weekly newspaper magazine with 'about town' information. you can also get restaurant reviews, etc:
http://www.sdreader.com/

 

learning annex. this site offers some 'alternative' classes:
http://www.learningannex.com/default.taf

 

ymca of san diego county:
http://www.ymca.org/

 

i also go here for news, about town info:
http://signonsandiego.com