Herborn is a historic town on the Dill in the Lahn-Dill district of Hesse in Germany. Before World War I, it was granted its own title as Nassauiā¦Herborn is a historic town on the Dill in the Lahn-Dill district of Hesse in Germany. Before World War I, it was granted its own title as Nassauisches Rothenburg. The symbol or mascot of this town is a bear. Scenic attractions include its half-timbered houses; Herborn is located on the German Timber-Frame Road. Herborn hosted the 26th Hessentag state festival in 1986, and the 56th Hessentag in 2016.