The World Heritage Site of the Naval City of Karlskrona consists of fortifications, the naval dockyard and harbour, the town itself and installations in the surrounding district that have been important sources of supply and support for the base.

The principal sites in the World Heritage town are:

– The layout of the town itself and the old buildings on the island of Trossö

– The islands of Stumholmen and Björkholmen

– The naval dockyard and harbour

–The fortifications: Kungsholm fortress, the Drottningskär citadel, Kurrholmen, Godnatt, Koholmen, Ljungskär and Mjölnareholmen

– The manor house at Skärva which was built as a country residence for the Admiral Superintendent of the Navy Yard, Fredric Henric af Chapman

– The Crown mill at Lyckeby with the millpond and stone bridge