Welcome to the Swedish stone fortress Carlsten and its site on the internet. We hope that you when visiting the fortress Carlsten, located at picturesque village Marstrand, you will go home with the touch of Swedish history.
On our guided tour we will tell you about the life and living at the stone fortress through war with the Danish and the Norwegians and during peacetime. Please contact us for more information and together we will present an experience any given season and a memory for the future.