The purpose of the hearing is to receive testimony on the following bills: S. 635, to amend the Wild and Scenic Rivers Act to designate a segment of Illabot Creek in Skagit County, Washington, as a component of the National Wild and Scenic Rivers System; S. 715, to establish a pilot program to provide for the preservation and rehabilitation of historic lighthouses; S. 742, to expand the boundary of the Jimmy Carter National Historic Site in the State of Georgia, to redesignate the unit as a National Historical Park; S. 1270, to modify the boundary of the Oregon Caves National Monument; S.1418 and H.R. 2330, to direct the Secretary of the Interior to carry out a study to determine the suitability and feasibility of establishing Camp Hale as a unit of the National Park System; and H.R. 2430, to direct the Secretary of the Interior to continue stocking fish in certain lakes in the North Cascades National Park, Ross Lake National Recreation Area, and Lake Chelan National Recreation Area.