The Glienicker Brücke bridge over the Havel, built in 1907, was the border between West Berlin and East Germany and was called the "Bridge of Spies" during the Cold War.

An excerpt from the article 24 facts about Potsdam

It is a bridge over the Havel connecting Potsdam with Berlin. During the Cold War, the Soviet Union and the United States used the bridge to exchange spies three times.

This bridge has been used in literature and films: "A Burial in Berlin" from 1966 with Michael Caine in the main role, based on the novel of the same title, and "Bridge of Spies" from 2015 with Tom Hanks in the main role.