When things reached desperate times during the tube strike, you might have wondered whether flying to work was a feasible option. But it turns out the traffic is just as bad in the sky as it is on the roads. The National Air Traffic Services – the traffic wardens of the skies – have created this animation that shows a staggering 3,000 planes flying over London during a single day. Fascinating stuff, and also kind of hypnotic to watch.
Want more mesmerising maps? Feast your eyes on these:
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