Donau-Ries north there is the Nördlinger Ries, a huge depression, which is in fact an ancient impact crater, caused by a meteorite some 14.8 million years ago. Donau-Ries Donau-Ries ("Danube-Ries") is a "Landkreis" (district) in Swabia, Bavaria, Germany. It is bounded by (from the north and clockwise) the districts of Ansbach, Weißenburg-Gunzenhausen, Eichstätt, Neuburg-Schrobenhausen, Aichach-Friedberg, Augsburg and Dillingen, and by the state of Baden-Württemberg (districts of Heidenheim and Ostalbkreis). From Palaeolithic times on the Nördlinger Ries was a very attractive site for human settlement. The valley of the Danube was abounding with game, and many caves in the slopes of the
Neuburg an der Donau Museum), a branch of the Bavarian State Archaeological Collection. Other main sights include the late Renaissance court church "Hofkirche" (1607/08 built by Josef Heintz), the Town Hall (1603/09), the rococo "Provinzialbibliothek" (Provincial Library, 1731/32) and the baroque churches of St. Peter (1641/46) and St. Ursula (1700/01). "Grünau" is a renaissance hunting lodge of Elector Otto Henry, which is situated 7 km further east (built from 1530 onwards). Neuburg an der Donau is twinned with: Neuburg an der Donau is linked with: Neuburg an der Donau was part of the 1998 summit of worldwide cities named "New Castle" with: <BR> Neuburg