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.
Guided tours Book now![Mereltä kuvattu aurinkoinen ja vehreä Kustaanmiekka -saaren kärki, jossa bastionilinnoituksen muoto. Ylälaidassa cumuluspilviä Helsingin yllä.](https://suomenlinnatours.com/wp-content/uploads/2024/02/kustaanmiekka-rajattu-960x642.jpg)
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.
![Kolvikaarinen tunneli, jonka sivuaukoista lankeaa valoa maahan.](https://suomenlinnatours.com/wp-content/uploads/2024/02/Tunneli-1-960x960.jpeg)
Conference day at Suomenlinna.
We offer comprehensive conference day solutions. Enjoy an adventure or discover history during your conference day!
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