Amazing. NINE and a half miles! The barrel roll alone would be incredible to ride or even just view. Is one G enough to keep my favorite beverage on the tray table?
I guess my fascination lies with the ability of the airplane to even lift into the air fully loaded, was scary to me the first time.
Dunno on the helicopter, however I have seen a RC copter fly level inverted at about 25 mph six feet off the ground.
ZZZ.