Sund is also home to the Bomarsund Fortress, which was built by the Russian military in the 19th century. Walk around the fortress ruins and download the Coastal Past app for a unique historical experience. From the towers of Notvik you have a great view of the whole area.

The visitor center is a modern museum, where a rich collection of objects and film screenings await visitors. Here, the silent ruins are given a narrative voice.

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