This is a photo of the Global Hawk UAV that returned from the war zone recently under its own power. 
( Iraq to Edwards AFB in CA) - Not transported via C5 or C17.....

Notice the mission paintings on the fuselage.
It’s actually over 250 missions....  (and I would suppose 25 air medals).

That’s a long way for a remotely-piloted aircraft.
Think of the technology (and the required quality of the data link to fly it remotely).

Not only that but the pilot controlled it from a nice warm control panel at Edwards AFB.
Really long legs- can stay up for almost 2 days at altitudes above 60k.Read More