Oettingen in Bayern (Swabian: Eadi) is a town in the Donau-Ries district, in Swabia, Bavaria, Germany.The town is located on the river Wörnitz, a tributary of the Danube, and lies on the northern edge of the Nördlinger Ries, a meteorite crater 25 km (16 mi) in diameter.The stone entry level and portal were built in 1431, while the upper floors and the impressive roof framework come from 1480.The marketplace forms the centre of Oettingen, and the weekly farmers' market takes place here on Fridays.It accommodated the Latin School which was established in 1563, and served to educate the children of the parish and of the city governors.