Offenbach am Main is a city in Hesse, Germany, located on southside of the river Main just next to Frankfurt am Main. In 2009 it had a population of 118,770. The city is part of the Frankfurt/Rhine-Main metropolitan area as well as the Frankfurt urban area.
Offenbach was a center of the leather industry, which has however declined in the last decades. It is still the seat of the Deutsches Leder Museum (German Leather Museum), and also of the international leather fair.
The first documented reference to Offenbach appears in 770. During the Middle Ages Offenbach passed through many hands. Only in 1486 could the Count Ludwig of Isenenburg finally take control of city for his family, and 1556 Count Reinhard of Isenburg relocated his Residence to Offenbach, building a palace, the Isenburger Schloß (Isenburg Palace), which was completed in 1559. It was destroyed by fire in 1564 and rebuilt in 1578.
In 1635 Offenbach given to the Landgraves of Hesse-Darmstadt but it was returned to the…