Anhalt-Köthen was a historical principality located in central Germany, part of the larger region of Anhalt. It existed from the early 17th century until the early 19th century, when it became part of the Duchy of Anhalt. The capital city, Köthen, served as a cultural and administrative center, known for its beautiful architecture and vibrant community. The principality is notable for its contributions to music, particularly during the time of composer Johann Sebastian Bach, who served as a court musician in Köthen. The area is characterized by its rich history, picturesque landscapes, and significant cultural heritage, making it an important part of German history.