A printable, easy-to-make paper model of the SR-71 Blackbird, complete with a D-21 spy drone (vestigial).
And if you click the video, you would see that it can fly!
I’ll print this out and make one and show the result in a few minutes. But don’t expect this to make a speed check—it’s just a flimsy paper model.
He has a lot more planes in his channel, but the other printable sets aren’t as hi-res as this one.