MCLEAN, Virginia, June 4 -- Hilton Worldwide issued the following news release: The summer travel season is beginning to heat up, and so is Hilton's exclusive partnership with premier outdoor hospitality company AutoCamp. As the days get longer, Hilton guests can now experience a stay that blends the spirit of an iconic outdoor adventure with the hospitality and design-forward thinking of a boutique hotel. Located in eight spectacular settings from sought-after destinations near national parks  more