Looking for the best summer vacations in the US? These outdoorsy summer getaway destinations stretch from California to New England, with lots of mountains, lakes and waterfalls between. Plus, they’re all close to big cities, so you won’t have to travel far this summer. #USAVacations #USTravel | summer vacation destinations usa | summer getaway weekend | summer getaway california | where to vacation in california | national parks in summer yosemite | where to vacation in july | summer travel