Otto Piene was a German-American artist specializing in kinetic and technology-based art, often working collaboratively. He lived and worked in Düsseldorf, Germany; Cambridge, Massachusetts; and Groton, Massachusetts.
Wikipedia https://en.wikipedia.org/wiki/Otto_Piene
Address 4a Im Mediapark, Köln 50670, Germany
Coordinates 50°56'52.709" N 6°56'39.571" E
