books.google.co.uk - Only three national parks have more visitors each year than the Natchez Trace Parkway, a national park of great natural beauty and historical significance that follows a 450-mile course from Nashville, Tennessee, to Natchez, Mississippi. First used as a vital transportation link by Native Americans and...http://books.google.co.uk/books/about/Traveling_the_Trace.html?id=gg0quSvPloQC&utm_source=gb-gplus-shareTraveling the Trace