From the Wikipedia page [1]
Duderstadt is a city in southern Lower Saxony, Germany, located in the district of Göttingen.
It is the center and capital of the northern part of the Eichsfeld ("Untereichsfeld"). In earlier times it was the private wealth of the Roman Catholic archbishop of Mainz.
The earliest documentary mention of Duderstadt was in 929 AD, and the city celebrates its anniversaries counting from that year.
It is located on the German Timber-Frame Road.