Eerily beautiful...

... computer animation of all commercial flights over the course of one day.

In this case it was put togther by the artist Aaron Koblin as part of a series of visualizations entitled (appropriately) Flight Patterns

A friend of a friend who works air traffic control says they have something similar in the FAA offices as part of their public tour.

Which led me to start thinking that perhaps the NEA could be saved by merging with the FAA, until I realized the current administration wants to privatize that too...