The Natural, Unnatural Genius of America’s Trails

… , they used the trails that Native Americans had trampled out. Some of … estimate, 85 percent of the aboriginal trails are now paved. “That … ., to Calais, Maine, on the Canadian border.
When Benton MacKaye conceived …… , they used the trails that Native Americans had trampled out. Some of … estimate, 85 percent of the aboriginal trails are now paved. “That … ., to Calais, Maine, on the Canadian border.
When Benton MacKaye conceived …