The largest banner flown by a helicopter measures 4,957.43 m² (53,361 ft² 47.86 in²). It was flown by a Sikorsky S-76 helicopter over the Nürburgring race track, Nürburg, Germany, on 1 May 2011. The helicopter was operated by Matthias Schlösser (Germany) of Helijet Charter GmbH, and the banner advertised the Württembergische Versicherung insurance company.