This, spotted on twitter, is lovely.
Bit more time lapse, this time early morning parallel approaches @HeathrowAirport#avgeeks pic.twitter.com/R8f3Q9fgsc
— … (@BT77W) September 26, 2015
User @BT77W works in the ATC tower at the airport and describes himself as a:
Professional aluminium tubing export/importer
And hey, you should see his garage. Wow.