Medieval City with half-timber houses and town wall tower in Schwaebisch Hall, Germany, on Kocher River, Schwäbisch Hall, Gelbinger Gasse. Houses mostly from the 17th century, in the middle the medieval Josenturm (St Joseph's tower). Schwäbisch Hall (Swabian Hall) is a city in the German state of Baden-Württemberg located in the valley of the Kocher river, the longest tributary (together with its headwater Lein) of the Neckar river.