- A city of west-central Germany on Rhine River. Established as a Roman garrison in the 1st century A.D., it had been the main city of West Germany from 1949 to 1990. In 1991 Berlin was designated the state seat of the reunified German government, many government workplaces stayed in Bonn until 1999. Populace: 314,000.
- A city inside condition of North Rhine-Westphalia, Germany, that has been the previous capital of West Germany
- a city in western Germany from the Rhine River; was the administrative centre of West Germany between 1949 and 1989