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Next on Episode 3

Season 1 Episode 3

Getting on the ground safely takes an army of hidden experts and incredible technology.

There are around a million people airborne at any one time. But what goes up must come down - and getting passengers safely back to earth depends on complex global networks and some astonishing technology.

AIR DATE 2/22/17

About City in the Sky

Explore a unique metropolis-a midair “city” composed of nearly a million people on flights that crisscross the world daily. Meet the hidden army working to keep the city aloft and uncover the exceptional engineering and technology that make it work.

Broadcast Dates
This show is not scheduled to air soon.
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