A Nimitz-class American aircraft carrier is big. Really, really big. After all, it has to be, in order to launch and recover a wide array of military aircraft. But when it's not catapulting F/A-18 Super Hornets and E-2 Hawkeyes into the wild blue yonder, what exactly can you use its 1,040-foot long flight deck for? Well, BMW seems to have an idea.