Guided walking tours in English


Learn about the colourful history of the fortress on a guided walking tour on Saturdays and Sundays.

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Entries from the architecture contest for Länsi-Mustasaari island displayed at Jetty Barracks


New residential buildings are in the works for Länsi-Mustasaari, one of the islands of the sea fortress Suomenlinna. An architecture contest was organised to find a character, scope and implementation technique suited for the protected, historical milieu of the World Heritage Site of Suomenlinna. The competition was organised from 27 May to 3 October 2016. […]

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Did you know that...

Constructing began in 1748

Reinforcing the defences of Finland, then a part of Sweden, was deemed necessary. In 1747, the Swedish parliament made a decision to build a central fortress including a naval base in Helsinki. Fortification work begun the following year.

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One of Finland's World Heritage Sites

In 1991, the Suomenlinna fortress was added to the UNESCO World Heritage List as a unique monument of military architecture. Another special feature of the fortress is that in the course of its history it has served in the defence of three realms: Sweden, Russia and Finland.

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Beautiful all year around

When is Suomenlinna open for visits? How do I get to Suomenlinna? Find an answer to these and many other frequently asked questions about Suomenlinna.

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Get to know Suomenlinna

See Suomenlinna from a bird's view and go inside tunnels and restaurants from home or your hotel room. You can choose summer or winter version. Click below to Suomenlinna Skyview service.

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