sentences:  It is located in the Upper Rhine Plain on the eastern edge of the Kaiserstuhl.It is found in the warmest area of Germany embedded in a valley, which spreads from the wooded Eichelspitze (the second highest hill in the Kaiserstuhl) through sunny vineyards and vegetable fields right down to the lowland.The Alte Dreisam River flows through the town on the edge of the Kaiserstuhl.