Hanggliders dancing over the Western Norwegian College of Applied Science, september 2016. 

Pilots Jon Gjerde and  Olav Martin Bråtveit. Hilde Annine Hasselberg singing on the ground, performing her composition. Instruments are her voice + recordings of Gjerde`s hangglider-loops and the sound produced by the fabric of the hangglider whistling through the air. 

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Sound: Thorolf Thuestad.

Video: Lars Schmidt.

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Foto: Pål Hoff