America is vast. With more than 2,600 miles between the two coasts, there's plenty to explore. From the serene beaches in Carmel, CA, to New York's bustling city scene, the US boasts diverse landscapes that should be added to your vacation wish list ASAP. And what better time to explore your own backyard than during the Summer? So, forget the expensive airfare to Europe, lengthy visa processes, and other international travel woes; instead, take the time to become familiar with all the sights that America has to offer. Ahead are 26 travel activities you should definitely check off your Summer bucket list while the warm season is here.