Here's 50 iCal calendars which include active caches (maximum 30 days) for each state.

Cache Owners :
See how control the settings of your event in iCal!

Instructions

iPhone / iTouch : With your device, go to the link http://www.geo-ical.com. Click on links for states you want subscribe.

Google Calendar :

  1. Authenticate to your Google Calendar.
  2. At the bottom of the calendar list on the left (Other Calendars Section), click the Add down-arrow button and select Add by URL.
  3. Enter the address field as indicated in Column Google Calendar URL for the desired state.
  4. Click Add. After a few seconds, the calendar will appear in Other Calendars section on the left.

Now, you are able to sync this new Google Calendar with your Android device.

Name Google Calendar
URL
(TX) Texashttp://www.geo-ical.com/ical.php?code=TX1250
(GA) Georgiahttp://www.geo-ical.com/ical.php?code=GA500
(FL) Floridahttp://www.geo-ical.com/ical.php?code=FL680
(NJ) New Jerseyhttp://www.geo-ical.com/ical.php?code=NJ230
(MN) Minnesotahttp://www.geo-ical.com/ical.php?code=MN480
(CA) Californiahttp://www.geo-ical.com/ical.php?code=CA1440
(MD) Marylandhttp://www.geo-ical.com/ical.php?code=MD500
(AZ) Arizonahttp://www.geo-ical.com/ical.php?code=AZ290
(IA) Iowahttp://www.geo-ical.com/ical.php?code=IA340
(NY) New Yorkhttp://www.geo-ical.com/ical.php?code=NY610
(OH) Ohiohttp://www.geo-ical.com/ical.php?code=OH690
(WA) Washingtonhttp://www.geo-ical.com/ical.php?code=WA450
(KY) Kentuckyhttp://www.geo-ical.com/ical.php?code=KY160
(MS) Mississippihttp://www.geo-ical.com/ical.php?code=MS60
(LA) Louisianahttp://www.geo-ical.com/ical.php?code=LA180
(NE) Nebraskahttp://www.geo-ical.com/ical.php?code=NE290
(IN) Indianahttp://www.geo-ical.com/ical.php?code=IN280
(NC) North Carolinahttp://www.geo-ical.com/ical.php?code=NC150
(OK) Oklahomahttp://www.geo-ical.com/ical.php?code=OK170
(AL) Alabamahttp://www.geo-ical.com/ical.php?code=AL250
(NH) New Hampshirehttp://www.geo-ical.com/ical.php?code=NH120
(ME) Mainehttp://www.geo-ical.com/ical.php?code=ME140
(NV) Nevadahttp://www.geo-ical.com/ical.php?code=NV190
(IL) Illinoishttp://www.geo-ical.com/ical.php?code=IL410
(CO) Coloradohttp://www.geo-ical.com/ical.php?code=CO470
(MI) Michiganhttp://www.geo-ical.com/ical.php?code=MI1070
(NM) New Mexicohttp://www.geo-ical.com/ical.php?code=NM160
(WI) Wisconsinhttp://www.geo-ical.com/ical.php?code=WI190
(UT) Utahhttp://www.geo-ical.com/ical.php?code=UT360
(SD) South Dakotahttp://www.geo-ical.com/ical.php?code=SD120
(SC) South Carolinahttp://www.geo-ical.com/ical.php?code=SC130
(MO) Missourihttp://www.geo-ical.com/ical.php?code=MO180
(DE) Delawarehttp://www.geo-ical.com/ical.php?code=DE60
(MA) Massachusettshttp://www.geo-ical.com/ical.php?code=MA240
(PA) Pennsylvaniahttp://www.geo-ical.com/ical.php?code=PA540
(TN) Tennesseehttp://www.geo-ical.com/ical.php?code=TN230
(VA) Virginiahttp://www.geo-ical.com/ical.php?code=VA350
(VT) Vermonthttp://www.geo-ical.com/ical.php?code=VT40
(OR) Oregonhttp://www.geo-ical.com/ical.php?code=OR170
(AR) Arkansashttp://www.geo-ical.com/ical.php?code=AR100
(AK) Alaskahttp://www.geo-ical.com/ical.php?code=AK130
(HI) Hawaiihttp://www.geo-ical.com/ical.php?code=HI90
(MT) Montanahttp://www.geo-ical.com/ical.php?code=MT100
(KS) Kansashttp://www.geo-ical.com/ical.php?code=KS170
(ID) Idahohttp://www.geo-ical.com/ical.php?code=ID40
(WY) Wyominghttp://www.geo-ical.com/ical.php?code=WY10
(CT) Connecticuthttp://www.geo-ical.com/ical.php?code=CT60
(RI) Rhode Islandhttp://www.geo-ical.com/ical.php?code=RI40
(ND) North Dakotahttp://www.geo-ical.com/ical.php?code=ND20
Brought to you by Marvin A" in collaboration with Pericles2.
Data from Geocaching.com, Copyright 2006 Groundspeak Inc.