In a week we’ll be beginning our next big summer road trip adventure. Included as always will be several National Park Service sites, six in the United States and one in Canada. They span in size from 710 acres at Grand Portage National Monument to the 571,790 acre Isle Royale. 2015 visitation numbers range from just 10,710 at Canada’s Pukaskwa National Park to more than 1.5 million at Michigan’s Sleeping Bear Dunes National Lakeshore. Here are some brief facts and reasons why we’ve been wanting to head up north for a while now.