DESIGNATION OF ADDITIONAL SITES FOR STUDY.

SEC. 201. DESIGNATION OF ADDITIONAL SITES FOR STUDY. (a) Study.—(1) In general.—The Secretary of the Interior shall update, with an accompanying map, the 1958 Lewis and Clark National Historic Landmark theme study to determine the historical significance of the eastern sites of the Corps of Discovery expedition used by Meriwether Lewis and William Clark, whether independently or together, in the preparation phase starting at Monticello, Virginia, and traveling to Wood River, Illinois, and the return phase from Saint Louis, Missouri, to Washington, District of Columbia, including sites in Virginia, Washington, District of Columbia, Maryland, Delaware, Pennsylvania, West Virginia, Ohio, Kentucky, Tennessee, Indiana, and Illinois.(2) Focus of update; nomination and addition of properties.—The focus of the study under paragraph (1) shall be on developing historic context information to assist in the evaluation and identification, including the use of plaques, of sites eligible for listing in the National Register of Historic Places or designation as a National Historic Landmark. (b) Report.—Not later than 1 year after funds are made available for the study under this section, the Secretary shall submit to the Committee on Resources in the House of Representatives and the Committee on Energy and Natural Resources in the Senate a report describing any findings, conclusions, and recommendations of the study.