Blumberg is a municipality situated in the Schwarzwald-Baar region of Baden-Württemberg, Germany. Nineteen kilometers south of Donaueschingen, it lies between the southern edge of the Schwarzwald, the Black Forest, the border with Switzerland’s Canton of Schaffhausen, and Lake Constance.HistoryThe town of Blumberg is in the region where the ancient source for the Danube is situated, the former glacial valley between Eichberg and Buchberg, and its official origins date from the 13th Century with the Masters of Blumberg first mentioned in 1260.However one of the oldest settlements, the Steppacher Hof, was already documented in the 12th century, and the town itself is believed to have originated long before that time as archaeological finds have shown the area was inhabited during the Stone Age.The Wutach is a 90 km long tributary of the River Rhine that changes name twice as it passes through the southern Black Forest, and Blumberg was established in the Wutach valley close to the ancient Wutachschlucht. The spectacular 'Wutach Gorge', now a nature reserve and conservation area known as the Grand-Canyon des Schwarzwaldes.