Tierpark (Berlin U-Bahn) by 1 July 1989, just a few months before the fall of the Berlin Wall. When the Berlin Wall fell, the line was subsequently renumbered to U5 in 1 July 1990. Tierpark (Berlin U-Bahn) Tierpark is a Berlin U-Bahn station located on the . It is named after the Tierpark Berlin, one of the two zoological gardens in Berlin. Prior to the opening of the station, the line was intended to go to Karlshorst in the early 1950s/60s plans. Construction of the station began on 19 September 1969. This station was opened in 1973. It was the one and only
Berlin Customs Wall reminder of its heritage. The following streets follow the original route of the customs wall: Stresemannstraße (former "Königgrätzer Straße"), Marchlewskistraße, Friedenstraße, Prenzlauer Berg avenue, part of Prenzlauer Allee, Torstraße, Hannoversche Straße, Charitéstraße, part of Reinhardtstraße, and Ebertstraße. The 18 city gates and 2 river gates are still visible on the map, their names having been given to squares and streets. In clockwise order these are: Berlin Customs Wall The Berlin Customs Wall (German: "Berliner Zoll- und Akzisemauer" literally "Berlin customs and excise wall" ) was a ring wall around the historic city of Berlin, between 1737 and 1860; the wall