Summer is here, which conjures images of swimming pools, hot dogs on the grill, and epic whiffle ball games. There's nothing I look forward to more than warm, lazy summer days. You can't talk about summer without talking about a summer vacation. That's why incorporating an epic road trip as part of your summer agenda is a must. Before you embark on your own version of the Griswold's trip to Walley World, here are seven musts to make your family road trip epic.