Rüsselsheim am Main is a city in the state of Hesse, Germany. It is located on the banks of the Main River and is part of the Rhein-Main metropolitan region. The city has a rich history, dating back to Roman times, and is known for its industrial heritage, particularly in the automotive sector. The city is home to the headquarters of Opel, a major automobile manufacturer. Rüsselsheim features various parks and cultural sites, including the Rüsselsheim Palace, which reflects its historical significance. The city also offers good transportation links, making it accessible to nearby cities like Frankfurt.