L'elicottero che è a malapena un aereo

L'elicottero che è a malapena un aereo

Share this story Most aircraft try to look sleek. The Sikorsky S-64 Skycrane does not bother. It is, essentially, a flying spine: a long open backbone with two turbine engines and a six-blade rotor bolted on top, a cockpit at the front, tall stalky legs, and a hook...