2005 | Een Vliegroute | Arnhem

Concept landmark Flight Way 2005, vliegroute is a concept to visualize an
existing flight way in the airspace of the Province Gelderland in Holland.
This idea is to use 3 landmarks in the landscape. On each landmark there is
1 sculpture combined with LED lights and a transponder. When a plane flies
over, so the lights will be swith on. The recommended height depends ???