Museums of Suomenlinna

Suomenlinna is one of the largest sea fortresses in the world. It was founded in 1748 and it is located on six islands outside Helsinki’s city centre. Suomenlinna is listed as an UNESCO World Heritage site.

There are six different museum at Suomenlinna and they all have their fascinating story to tell. Learn about the officers´ in the 18th Century, the history of finnish customs, adorable toys, the restauration of Suomenlinna, the technique of a submarine or finnish war history.

Ehrensvärd-museo Suomenlinna


Ehrensvärd Museum, located at the Great courtyard, presents the swedish time era at the fortress from the officers´view.  The first occupant of the building was Augustin Ehrensvärd (1710-1772), the founder of the Suomenlinna fortress. The Ehrensvärd Museum’s collection includes paintings, furniture, and ship models.


The museum is open daily during the summertime.

Entrance 5/2€ (adults, children).

Suomenlinna Museum

The main museum of the fortress Suomenlinna Museum is open all year round. The permanent exhibition showcases the history of the fortress through tools, clothes and other historical items as well as modern touch-screens. The second floor exhibits the restauration works of the fortress. The temporary exhibitions gives insight to our cultural heritage.


The Suomenlinna Experience film presents the history of Suomenlinna every half an hour.


Entrance 8/4€ (adults, children).

Suomenlinnan museot

Toy Museum, Military Museum Manege, Submarine Vesikko and Customs Museum

Welcome to visit all the museums at Suomenlinna!
Toy Museum showcases toys from the early 19th Century to the 1960´s. The museum cafeteria Café Samovarbar offers delicious cakes and an excellent selection of teas. Tea- and wine tastings by reservation for groups.
The Military Museum Manege and the submarine Vesikko presents the history of the finnish armed forces.

Customs Museum presents the history of finnish customs.

Top program at Suomenlinnan

We offer a lot of fun program at Suomenlinna.
Oppaiden auktorisointi

Authorized guides

Local guides gives your group high quality tours.

Kahvila Cafe Piper

Café Piper

Take a coffee break with a seaview

Suomenlinnan tykistölahti

For groups

Book your group reservation

Пушечный шлюп Свеаборг

Cannon Sloop Diana

Sail in historical style