With a plane, we could fly into every airport in the world to advertise. The plane would have to have computers in it though.
Instead of windows, an LCD screen. And every seat is a "window" seat. And you'd get to play as you're flying. Then once you land, you have to get off.
What city are you in now that you've landed? Who knows? Who cares? You just had the experience of a life time.
With weapons it's generally not about just not being close enough to do something, so much as not wanting to be close enough for the other side to do something.