16 U.S. Code § 160 - Congressional declaration of purpose

The purpose of this subchapter is to preserve, for the inspiration and enjoyment of present and future generations, the outstanding scenery, geological conditions, and waterway system which constituted a part of the historic route of the Voyageurs who contributed significantly to the opening of the Northwestern United States.

(Pub. L. 91–661, § 1, Jan. 8, 1971, 84 Stat. 1970.)