" . . . The Map uses data from the US Census 2000 to display the locations and number of speakers of thirty languages and three groups of less commonly spoken languages in the US . . . The Map illustrates the concentration and number of speakers in zip codes and counties."
Information on German grammar, culture, food, the Goethe Institute, maps of Germany, teaching German, travelling tidbits, and other German resources. "This is the official Web site of the German National Tourist Office."