Eisenach is a city in Thuringia, Germany. It is situated between the northern foothills of the Thuringian Forest and the Hainich National Park. Population was 43,626 in 2006. History The history of Eisenach is linked with the Wartburg Castle, which was built according to legend in 1067. There were at least three settlements below the castle, that merged to a common city in the second half of the 12th century. This town, Eisenach, was first mentioned in 1180. Several now legendary events took pl… (More on Eisenach)