15 MOST UNUSUAL HELICOPTERS IN THE WORLD
It seems that the historical concept of the helicopter was doomed with failure from the beginning. In fact, it took several decades to not only get a helicopter to fly but allow the pilot to control it. Hard to believe when you look at the flying machines that we have today. These amazing helicopters use state of the art technology and they’ve become so useful and powerful that it’s hard to imagine any air force without them. From powerful civilian luxury helicopters to feared military machines, check out these amazing helicopters.