Today's click through is really interesting.
You probably have flown -- perhaps many times-- as a passenger in an airplane.
And all seems simple --- board the plane, wait awhile, arrive, land, and go on your merry way to wherever.
But today's click through shows what goes on in the background to get you from point A to point B.
Check this out. It's very interesting.
HERE'S THE LINK TO How Air Traffic Control Works