Allianz Stadion is a football stadium in the Hütteldorf neighborhood of Vienna, Austria, and is the home ground of SK Rapid Wien. The stadium was built on the site of the former Gerhard Hanappi Stadium. For international matches, the stadium carries the sponsorless name of Weststadion. The stadium was officially unveiled when Rapid Wien hosted Chelsea in a pre-season friendly on 16 July 2016. Wikipedia