There's a quite big one in Sweden also, built in the 50's that is still active. https://en.wikipedia.org/wiki/Musk%C3%B6_naval_base https://en.wikipedia.org/wik

There's a quite big one in Sweden also, built in the 50's that is still active. https://en.wikipedia.org/wiki/Musk%C3%B6_naval_base https://en.wikipedia.org/wiki/Musk%C3%B6_naval_base