preservation of parklands

preservation of parklands Sec. 124. Section 138 of title 23, United States Code, is amended by adding a new sentence at the end thereof to read as follows: “In carrying out the national policy declared in this section the Secretary, in cooperation with the Secretary of the Interior and appropriate State and local officials, is authorized to conduct studies as to the most feasible Federal-aid routes for the movement of motor vehicular traffic through or around national parks so as to best serve the needs of the traveling public while preserving the natural beauty of these areas.”.