The Russian colony of Alexandrovka in Potsdam was erected in 1826 by the Prussian King Friedrich Wilhelm III in memory of the Russian tsar Alexander I. Since 1999 it has been a UNESCO World Cultural Heritage.
The Russian houses are a monument in the middle of the gardens designed by P.J. Lenné with over 600 year old fruit varieties. House No. 2 was opened in January 2005 as a museum.