Air travel can be boring, given that it takes absolutely ages to get anywhere. It's much easier — and strangely hypnotic — to sit at your computer and just watch every single flight over a 24 hour period zip by in under a minute.
The video, according to AusBT, was apparently collated by folks at the Zurich School of Applied Sciences using flight data drawn from FlightStats. There's all sorts of interesting things going on in just under a minute, from the movement of the sun to the incredible number of flights heading into London's Heathrow airport. [YouTube via AusBT]