If you spend a summer in New England, odds are good that you'll make a pilgrimage to Freeport, Maine, home to L.L. Bean and its flagship store. You might as well take in a race while you’re there. The Fourth of July 10K is fairly competitive—it drew nearly 1,500 runners last year—but very few people come from out-of-state. Miles two through four are basically a long climb on this scenic, hilly course by the Maine coast.