1989: After the opening of the Berlin Wall (Mauer) on November 9, the “death strip” becomes accessible to all citizens
1990: The Mauer is torn down; wild plants begin to take root.
1992: Residents begin planting trees on the western edge of Falkplatz.
July 1992: In a design competition for the adjacent Jahn Sportpark as part of planning for an Olympic bid, landscape architect Prof. Gustav Lange takes first place with his proposal for the so-called “Mauerpark.”
1993: Revision of the design, integration of the historical Schwedter Str., incorporation of the amphitheater and several groves.
June 1993: Construction of the first phase of Mauerpark. The project is made possible by funding from the Allianz Environmental Foundation (4.5 million marks) and the federal state of Berlin (3 million marks).
Autumn 1994: Inauguration of the first section of the park.
1995: First construction on the fourth section: the youth farm.
1998: Suspension of construction of the fourth section due to unresolved questions of property ownership.
May 1999: Opening of what is today the Moritzhof youth farm.
1999: Construction of the Rainbow Playground next to the birch grove.
End of 1999: Deutsche Bahn takes over the construction costs for the fourth section.
Through 2001: Construction freeze due to land dispute between Deutsche Bahn and the Berlin Senate.
2002: After residents protest the construction freeze, construction of the sunken garden and the pastures and renovation of the Moritzhof youth farm continue.
March 2004: Inauguration of the “Schwedter Nordwand” climbing wall.
Through July 2004: Completion of the playground and inauguration of the fourth section.