Scandinavia:

Narvik War Museum: https://warmuseum.no/

Oscarsborg Fortress (Oslo): https://www.forsvarsbygg.no/no/festningene/oscarsborg-festning/oscarsborg-fortress/

Maritiman Flotilla (Gothenburg): https://www.maritiman.se/en

Gotheborg East Indiaman (Gothenburg): https://www.gotheborg.se/en/

Vasa Museum (Stockholm): https://www.vasamuseet.se/en

Wrecks Museum (Stockholm): https://www.vrak.se/en/

National Maritime Museum (Stockholm): https://www.sjohistoriska.se/en

Suomenlinna Fortress (Helsinki): https://www.suomenlinna.fi/en/visitor/museums/

United Kingdom:

Portsmouth Historic Dockyard: https://historicdockyard.co.uk/

Chatham Historic Dockyard: https://thedockyard.co.uk/

HMS Belfast: https://www.iwm.org.uk/visits/hms-belfast

The Golden Hinde (Replica): https://www.goldenhinde.co.uk/

National Maritime Museum: https://www.rmg.co.uk/

Royal Greenwich Observatory: https://www.rmg.co.uk/

Western Approaches Command: https://liverpoolwarmuseum.co.uk/about/

HMS Unicorn: https://frigateunicorn.org/