Erbach an der Donau Castle is an early Baroque castle in Dellmensingen. Erbach an der Donau Erbach an der Donau is a town on the Danube River in Baden-Württemberg, Germany. Located in the Alb-Donau District, Erbach lies between Ulm and Ehingen an der Donau on the southern edge of the Swabian Jura. Erbach was first mentioned in the Konstanz Tithe Book in 1275 as a parish called "Irlebach", although findings dating from the Neolithic Age indicate the area around Erbach was settled earlier. Erbach received town privileges on 1 August 2002. In 1972 the community Ringingen was incorporated into Erbach. In the course of
Donau City a few years, an urban centre with residential and office buildings, research facilities, recreational facilities and event locations, the Donau City. The Donau City development concept is a broad mix of uses: office and commercial uses, up to 70 percent, residential use of about 20 percent, and cultural and recreational use of approximately 10 percent. Approximately 7,500 people currently live and work in this new "city within a city". With the overall expansion, which is expected to be completed in 2012, the population could increase to 15,000. International companies such as IBM, sanofi-aventis and Bauholding Strabag SE are also located