About Olavinlinna:

– Founded in 1475 by Swedish nobleman Erik Axelsson Tott.

– Situated on a small island in Lake Saimaa, in south-east Finland.

– The northernmost medieval stone castle still standing in the world.

– Served as a border fortress under the Swedes and Russians. – Home to the annual Savonlinna Opera Festival and many other cultural events throughout the year.