 With the official start to spring this Sunday, March 20, it's time to get our parks and public trails ready. If interested in participating in a cleanup this weekend, read below for some CITO (Cache In Trash Out) events happening across the United States. Saturday: Spring Equinox CITO 2011 in California Cherry Blossom CITO in District of Columbia The Great American Clean Up in Florida Crusade Against Litter in South Carolina Sequalitchew Creek Watershed Restoration in Washington Sunday: Spring Equinox - Cleaning Up in Arizona For additional information about an individual CITO gathering, click on its event link. Image source. | 
