Opening hours

Military Museum´s Manege and Artillery Manege

Suomenlinna, Iso Mustasaari, Helsinki

• 1 October–30 April open Wed–Mon 11:00–16:30, on Tuesdays closed
• 1 May–30 September open Mon–Sun 11:00–18:00
• Last admittance 30 minutes before closing time
• Telephone during opening hours +358 299 530261

Submarine Vesikko

Suomenlinna, Susisaari/Tykistölahti, Helsinki

• From 1 October closed
• May–30 September open Mon–Sun 11:00–18:00
• Last admittance 15 minutes before closing time
• Telephone during opening hours +358 299 530260

Exceptional opening hours

• Artillery Manege will be closed at the beginning of November 2026 due to the construction of a new exhibition
• Military Museum´s Manege is closed 24–26 December 2026

Up-to-date information on opening hours and events can also be found on Suomenlinna´s website.

Military Museum´s exhibitions at Liisankatu 1 and Maurinkatu 1, Helsinki, are closed.