@CNN: In mid-August, just after sunset, the skies over Amsterdam were lit by a swarm of 300 glowing drones moving through the night in a tightly choreographed spectacle https://t.co/AZxSYxe5PM https://t.co/iFrJFOBDzQ

September 18, 2018 / The Arbiter / CNN

@CNN: In mid-August, just after sunset, the skies over Amsterdam were lit by a swarm of 300 glowing drones moving through the night in a tightly choreographed spectacle https://t.co/AZxSYxe5PM https://t.co/iFrJFOBDzQ

In mid-August, just after sunset, the skies over Amsterdam were lit by a swarm of 300 glowing drones moving through the night in a tightly choreographed spectacle https://t.co/AZxSYxe5PM pic.twitter.com/iFrJFOBDzQ

— CNN (@CNN) September 18, 2018

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