Quick: What's the longest National Scenic Trail in America? If you answered the Continental Divide Trail you would be wrong. In fact, the CDT isn't even close to be the longest. At 4600 miles, the North Country National Scenic Trail is by far the longest trail in America.
Recently, REI published an infographic that provides a bird's-eye view of the 11 National Scenic Trails in the United States, which measure more than 18,753 miles when combined. Looking over the map, if we only had a trail that spanned the southern tier of our country, thru-hikers would be able to perpetually hike around the country:
Hiking in Glacier National Park