pSo you've been done an Arizona vacation, maybe even Colorado and Utah, but have you done the Grand Circle You may have heard of the term and likely know it well if you live within it. For those that don't know what the Grand Circle means, you aren't alone. It is, in a nutshell, one of the must do vacation destinations in North America.br br The Grand Circle encompasses five southwestern states but more importantly, is so named because it contains the highest concentration of national and state parks in the United States. Within this 500-diameter area, there are almost 80 parks and hundreds of other attractions. Simply put, the Grand Circle is a bounty of fun and adventure. This isn't about going to Zion or the Grand Canyon, it's about going on a once in a lifetime vacation, something so incredible that it becomes one of the top things you have ever done.p p p pstrongemTop Trails of Arizonaemstrong is part of our four book strongGrand Circle Seriesstrong, providing complete coverage