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Rent a motor boat, rowing boat, canoe or kayak and explore the Müggelspree, Dahme, Müggelsee, Langer See, Seddinsee or Dämeritzsee and the various channels which connect these waters.
This aeronautical experimental park on the grounds of Germany's first air field Johannisthal consists of a group of several individual technical monuments such as the walkable Großer Windkanal (High-speed wind channel, 1932–34), the Trudelturm (Fatty tower), a vertical wind tunnel for spinning tests (1934–36), the Schallgedämpfter Motorenprüfstand (Sound-insulated engine test bed, 1933–35) and the Isothermische Kugellabore (Adlershofer Busen, Isothermal spheric laboratories, 1959–1961), which are about 500 metres away from the other monuments.
The 2000-m-long regatta course at the Langer See lake in Grünau was an official site of the Olympic Games 1936. The first rowing regatta took place here on 27 June 1880.
Strandbad Wendenschloss
This public lido at Langer See which opened in 1915 offers a pleasant sand beach, an art exhibition, beach volleyball courts and a fantastic view onto the regatta course on the other shore.
The Schöneweide forced labor camp (GBI-Lager 75/76) on Britzer Straße is a complete ensemble, which makes it a rather unusual site in Berlin. Of the original thirteen housing barracks erected between 1943 and 1945, eleven are still standing today. Six barracks on the western part of the former camp grounds belong to the Documentation Center on Nazi Forced Labor.
The longest moving refracting telescope is 21 m long with a lens diameter of 68 cm. This giant telescope was built in 1896 by Dr. Friedrich Simon Archenhold but is now part of the Deutsches Technikmuseum Berlin. It was the place where Albert Einstein presented his Theory of Relativity to the public in 1915.
In Treptower Park, a huge memorial and the surrounding war cemetery for 5,000 of the Red Army soldiers fallen during the Battle of Berlin. Distinctive Soviet realism features, with its iconic statue of a Red Army soldier standing proudly over a broken Nazi swastika.