** FILE ** A great egret sits on top of a dead tree in the Florida Everglades, near South Bay, Fla., in this Jan. 14, 2005 file photo, as a thunderstorm moves across the area. Florida's Everglades National Park has been removed from the U.N.'s list of endangered world cultural sites after improvements in conservation programs, UNESCO announced Monday June 25, 2007. (AP Photo/J. Pat Carter, File)