Marburg is the county seat of the district of Marburg-Biedenkopf in Hessen. It lies on the Lahn and is the eighth largest city in Hesse with around 73.000 inhabitants. The urban area extends on both sides of the Lahn west into the Gladenbacher Bergland and east over the Lahn Mountains away to the edge of the Amöneburg basin. With the Philipps University the oldest existing Protestant university in the world, which still shapes the cityscape today with its buildings and students.
The city owes its name to the fact that the border (“mar(c)”) between the territories of the Landgraves of Thuringia and the archbishops of Mainz went. The outstanding sights in Marburg are the Elisabeth Church, the old university, the Landgrave castle as well as the old town below, which is called "Upper Town" in Marburg.