Welcome to Suomenlinna
Suomenlinna is a sea fortress located off the coast of Helsinki. It is one of the largest sea fortresses in the world and a UNESCO World Heritage Site, full of surprising places and exciting adventures.
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Suomenlinna - The Gibraltar of the North
Explore Suomenlinna and its colourful history with a professional guide. Discover the secrets of the fortress at the Suomenlinna Museum. Relax in the shadow of the walls while enjoying the delights of cafes and restaurants.
Conference day at Suomenlinna.
We offer comprehensive conference day solutions. Enjoy an adventure or discover history during your conference day!
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Suomenlinna Museum tells the story of the fortress
Visit Suomenlinna Museum all year round and learn the fascinating story of the maritime fortress. The museum ticket includes a film about the history.
Suomenlinna Museum