The 2015 Subaru Outback campaign focused on the vehicle’s incredible ability to go anywhere and the insatiable curiosity of Subaru owners that drives them to seek out new places. In “Bison,” a father finds himself in a predicament with his tween-age son that’s very familiar to parents these days — competing with the virtual world of mobile devices and information on demand. The two crisscross the country in their Outback, touring America’s natural wonders, but the man doesn’t get through to his son until they come face to face with a living, breathing American icon.