Suomenlinna Museum

The museum presents the history of the fortress for over 270 years, the fortification works and the dry dock as well as the everyday life and celebrations of the inhabitants and soldiers.

Museossa oleva Leo Tuomaalan ottama kuva lauttarannasta 1900-luvun alkupuolella.

The exhibition includes personal objects, tools and weapons found at Suomenlinna. The museum’s permanent exhibition gives a comprehensive picture of the fortress and the life of its inhabitants in the 18th and 19th centuries.

Museossa esillä oleva halkopino sekä 1700-luvun naisen asu. Taustalla

Opening hours

The museum is open year-round daily at 10:30-17:00.

During the summer season 2024, from June to August daily at 10:00-18:00.

Please check the Suomenlinna opening hours and events calendar for any exceptions to opening hours.

Suomenlinna calendar


Purchase museum tickets in advance from our online store.

Book now

We kindly ask groups to inform us of their arrival in advance.


Maanmittauslaitoksen karttakuva ”Maanmittaus ja kartoitus Suomessa 390 vuotta” -näyttelystä.

Land Surveying and Mapping in Finland since 1633

Land Surveying and Mapping in Finland since 1633 map exhibition is on display from February 19, 2024, to December 31, 2024.

The exhibition presents the long tradition of land surveying and mapping in Finland and the interesting development through military mapping projects and secret maps towards modern times. In addition, Suomenlinna and the Struve Geodetic Arc, two of Finland’s seven UNESCO World Heritage Sites, meet in the exhibition.

Suomenlinna Experience -laajakangasesitys, esityksessä näkyy Ruotsin lipun alla seilaava purjevene.

Suomenlinna Experience – short film

Once even called the Gibraltar of the North, Suomenlinna is one of the largest sea fortresses in the world. The “Suomenlinna Experience” short film presents the complex story of the fortress, spanning through history from its foundation to the present day.

The duration of the film is approximately 25 minutes. The show starts every half hour, and the last film of the day starts one hour before the museum closes.

Language options: Finnish, Swedish, English, German, French, Russian, Spanish, Chinese, and Japanese.

Suomenlinna Museum tickets

Suomenlinna Museum, located in the Suomenlinna Centre, showcases the eventful history of the island fortress.

Suomenlinna Package for groups

Suomenlinna Package includes a short film at the Suomenlinna Museum followed by a guided tour around the fortress.

Suomenlinna Fortress Digital Tour in over 20 languages

Download the app on your phone and you will get to know the Suomenlinna sea fortress!