History of the Berlin U-Bahn began on 1 March 1985; the first section to open was between Biesdorf-Süd and Elsterwerdaer Platz. The section to Hönow was to open on 1 July 1989, just a few months before the fall of the Berlin Wall. On 9 November 1989, following months of unrest, the travel restrictions placed upon East Germans were lifted. Tens of thousands of East Berliners heard the statement live on television and flooded the border checkpoints, demanding entry into West Berlin. Jannowitzbrücke, a former ghost station, was reopened two days later as an additional crossing point. Rosenthaler Platz and Bernauer Straße on the U8
Berlin Wall surviving fragments of the Wall in Berlin and elsewhere around the world are generally pieces of the fourth-generation Wall. The layout came to resemble the inner German border in most technical aspects, except that the Berlin Wall had no landmines nor spring-guns. Maintenance was performed on the outside of the wall by personnel who accessed the area outside it either via ladders or via hidden doors within the wall. These doors could not be opened by a single person, needing two separate keys in two separate keyholes to unlock. As was the case with the inner German border, an unfortified