Save “The Optimal National Parks Route” ⬇️ Did you know someone actually mapped out the most efficient way to visit every National Park in the lower-48—with the least amount of driving possible? In 2016, Randy Olson, a computer science and engineering PhD candidate, created a road trip route that connects every U.S. National Park in the contiguous states without unnecessary backtracking. It’s essentially the ultimate National Parks loop. (Since then, four new National Parks have been added—but t