Lill-Janskogen, (English: "Little Jan's Forest"), is a park in Stockholm, Sweden.
[1] It is located on northern Djurgården and is a popular area for recreational activities.
The Ugglevik spring was a traditional drinking water source in the Lill-Jansskogen forest.
This water reservoir dates from 1935 and was designed by the functionalist architect Paul Hedqvist (1895-1977).
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