https://sdg21.eu/en/ Web database of sustainable settlements and neighbourhoods Sat, 06 Feb 2021 08:16:48 +0000 en-GB hourly 1 https://wordpress.org/?v=6.8.2 https://sdg21.eu/wp-content/uploads/2017/05/sdg21-logo-02.jpg https://sdg21.eu/en/ 32 32 https://sdg21.eu/en/db/baumhaeuser-von-frei-otto-in-berlin-tiergarten Mon, 22 Aug 2016 22:30:41 +0000 https://www.siedlungen.eu/?p=6337 10787 Berlin-Tiergarten: 26 WEs, tree houses by the architect Frei Otto (Stuttgart); built as part of the IBA 1987. The idea of the individual, stacked single-family house is implemented here in a variety of architectural forms. Completion: 1991

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