GiessenGiessen, spelled Gießen in German (ˈɡiːsn̩), is a town in the German state (Bundesland) of Hesse, capital of both the district of Giessen and the administrative region of Giessen. The population is approximately 90,000, with roughly 37,000 university students. The name comes from Giezzen, as it was first referred to in 1197, which refers to the position of the town between several rivers, lakes and streams. The largest river in Giessen is the Lahn, which divides the town in two parts (west and east), roughly north of Frankfurt am Main.
RegensburgRegensburg is a city in eastern Bavaria, at the confluence of the Danube, Naab and Regen rivers. It is the capital of the Upper Palatinate subregion of the state in the south of Germany. With more than 150,000 inhabitants, Regensburg is the fourth-largest city in the State of Bavaria after Munich, Nuremberg and Augsburg. From its foundation as an imperial Roman river fort, the city has been the political, economic and cultural centre of the surrounding region; it is still known in the Romance languages as a cognate of its Latin name of "Ratisbona" (the version "Ratisbon" was long current in English).
StuttgartStuttgart (ˈʃtʊtɡaʁt; Swabian: Schduagert ˈʒ̊d̥ua̯ɡ̊ɛʕd̥; ) is the capital and largest city of the German state of Baden-Württemberg. It is located on the Neckar river in a fertile valley known as the Stuttgarter Kessel (Stuttgart Cauldron) and lies an hour from the Swabian Jura and the Black Forest. Stuttgart has a population of 635,911, making it the sixth largest city in Germany, while over 2.8 million people live in the city's administrative region and nearly 5.
AachenAachen ('ɑːxən , ˈaːxn̩; Oche ˈɔːxə; French and traditional English: Aix-la-Chapelle) is the 13th-largest city in North Rhine-Westphalia and the 27th-largest city of Germany, with around 249,000 inhabitants. It is the westernmost city in Germany, and borders Belgium and the Netherlands to the west, the triborder area. It is located between Maastricht (NL) and Liège (BE) in the west, and Bonn and Cologne in the east. The Wurm River flows through the city, and together with Mönchengladbach, Aachen is the only larger German city in the drainage basin of the Meuse.