Suomenlinna Museum Day 2026
Art & ExhibitionsA joint museum day for the fortress’s museums will be celebrated on June 6th! All the museums are open from 11 am to 8 pm. Free entrance!
📅 La 6.6.2026, klo 11.00–20.00
📍 Suomenlinna Sea Fortress, Suomenlinna, Helsinki
A joint museum day for the fortress’s museums will be celebrated on June 6th! All the museums are open from 11 am to 8 pm. Free entrance!
The museums located within the fortress are the Suomenlinna Museum, Ehrensvärd Museum, Military Museum, Submarine Vesikko and Customs Museum.
Throughout the museum day, all museums offer a wide range of free activities and guided tours. In addition, historical guests such as King Gustav III will be roaming the area in honour of the day. The programme will be updated on the event’s website.
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