
Museum
Penningby Castle
See the diagonal gun towers and preserved lower floors of a Swedish private fortress begun probably in the late 15th century.
Travel · Stockholm archipelago
Ranked by the Sweden Herald newsroom and our readers, with the practical details you need.

See the diagonal gun towers and preserved lower floors of a Swedish private fortress begun probably in the late 15th century.

Ranked by the Herald score: recognition (guides, heritage, visitor numbers, the tourism boards), interest from abroad (English Wikipedia), what Sweden Herald readers rate and read, how recently the facts were checked, and the editors. Nothing a place pays changes its place in the list.
Updated 3 November 2026
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