 The lowest point in Franconia is the water level of the River Main in Kahl which lies at a height of 100 metres above sea level.In addition to the hill and mountain ranges, there are also several very level areas, including the Middle Franconian Basin and the Hohenlohe Plain.In the south of Franconia are smaller parts of the flat Nördlinger Ries, one of the best preserved impact craters on earth.