Make tracks to Fortifications and find out about its role in defending against attacks and invasions. This structure has witnessed some fascinating history in its time.
This history-filled fortress in Trossö comes recommended by many travelers, so be sure to put it on your must-see list. Don't stop there, though. There are loads more places waiting for you to explore after Fortifications. NKT Arena Karlskrona, Fredrikskyrkan and Naval Museum are not far away.