City of Wurtemberg, on the Danube, 46 m. SE. of Stuttgart; was an imperial free city, and is a place of great importance; is famed for its cathedral, which for size ranks next to Cologne, as well as for its town hall; has textile manufactories and breweries, and is famed for its confectionery; here General Mack, with 28,000 Austrians, surrendered to Marshal Key in 1805.