The purpose of the hearing is to receive testimony on the following bills: S. 1774, to designate the John Krebs Wilderness in the State of California, to add certain land to the Sequoia-Kings Canyon National Park Wilderness, and for other purposes; S. 2255, to amend the National Trails System Act to provide for studies of the Chisholm Trail and Great Western Trail to determine whether to add the trails to the National Trails System, and for other purposes; S. 2359, to establish the St. Augustine 450th Commemoration Commission, and for other purposes; S. 2943, to amend the National Trails System Act to designate the Pacific Northwest National Scenic Trail; S. 3010, to reauthorize the Route 66 Corridor Preservation Program; S. 3017, to designate the Beaver Basin Wilderness at Pictured Rocks National Lakeshore in the State of Michigan; S. 3045,to establish the Kenai Mountains-Turnagain Arm National Forest Heritage Area in the State of Alaska, and for other purposes; H.R. 1143, to authorize the Secretary of the Interior to lease certain lands in Virgin Islands National Park, and for other purposes; and S. 3096, a bill to amend the National Cave and Karst Research Institute Act of 1998 to authorize appropriations for the National Cave and Karst Research Institute.