Rüsselsheim am Main is the largest city in the Groß-Gerau district in the Rhein-Main region of Germany. It is one of seven special status cities in Hessen and is located on the Main, between Frankfurt and Mainz, only a few kilometres from its mouth in Mainz. The suburbs of Bauschheim and Königstädten are included in Rüsselsheim. Rüsselsheim has attained international recognition through the presence of the German car company Opel.