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Askö Nature Reserve and Storsand Beach
Large archipelago nature reserve with the sandy beach at Storsand, grazed meadows and coastal forest.
8 November 2026 · Current
Askö is one of the largest islands in the Trosa archipelago and is managed as a nature reserve by the Södermanland County Administrative Board. The island combines old-growth forest, open pastures and the sandy beach at Storsand.
Visiting Askö requires your own boat or arranged water transport. Parts of the island are a military area and marine research station, so always follow posted signs and reserve regulations.
Read more at Länsstyrelsen Södermanland.
