LEWIS AND CLARK NATIONAL HISTORIC TRAIL EXTENSION.

SEC. 343. LEWIS AND CLARK NATIONAL HISTORIC TRAIL EXTENSION.(a) Definitions.—In this section:(1) Eastern legacy sites.—The term “Eastern Legacy sites” means the sites associated with the preparation or return phases of the Lewis and Clark expedition, commonly known as the “Eastern Legacy”, including sites in Virginia, the District of Columbia, Maryland, Delaware, Pennsylvania, West Virginia, Ohio, Kentucky, Tennessee, Indiana, Missouri, and Illinois. This includes the routes followed by Meriwether Lewis and William Clark, whether independently or together.(2) Trail.—The term “Trail” means the Lewis and Clark National Historic Trail designated by section 5(a)(6) of the National Trails System Act (16 U.S.C. 1244(a)(6)).(b) Special Resource Study.—(1) In general.—The Secretary shall complete a special resource study of the Eastern Legacy sites to determine—(A) the suitability and feasibility of adding these sites to the Trail; and(B) the methods and means for the protection and interpretation of these sites by the National Park Service, other Federal, State, or local government entities or private or non-profit organizations.(2) Study requirements.—(A) In general.—The Secretary shall conduct the study in accordance with section 5(b) of the National Trails System Act (16 U.S.C. 1244(b)).(B) Impact on tourism.—In conducting the study, the Secretary shall analyze the potential impact that the inclusion of the Eastern Legacy sites is likely to have on tourist visitation to the western portion of the trail.(c) Report.—Not later than 3 years after the date on which funds are made available to carry out this section, the Secretary shall submit to the Committee on Natural Resources of the House of Representatives and the Committee on Energy and Natural Resources of the Senate a report containing—(1) the results of the study; and(2) any recommendations of the Secretary.