Description: Rheinorange is the name of the 1992 in Duisburg Neuenkamp established sculpture at the delta of the Ruhr into the Rhine. It was manufactured by the Cologne sculptor Lutz Fritsch from steel. It is 25 m high, 7 m broad and 1 m deep. The costs of the production amounted over 400.000 DM.
The name Rhine orange is a wordplay that comes from the RAL color space system developed in 1927 by Reichsausschuß für Lieferbedingungen. The colour with the RAL-Nummer RAL 2004 is named Reinorange, what means pure orange.