Frederikshavn(Frederics harbour) got its name in 1818. Before 1818 the villages name where Fladstrand(flat beach) and has been here for maybe 2000 years. In the 16:th century this little town got priviligies to run a customs duty for trading ships and this led to more inhabitants houses and possibilities. Later on, in the 30-years war, the town where occupied by germans who then also built a small fortress in the town called nordre skanse(northern fortress). A couple of years later, 1690, a new fortress where built by the danes. The only bulding that still are standing of this fortress is the powder-tower(krudttårnet).
The powder tower is today used as museum and you are able to visit the museums bankdays between 10-16 and some other times too. The entrance is 75 Dkr(about 7€) and then you are allowed to visit all the museums in Frederikshanv, Saeby and Skagen for one week. If you want to know more then call Krudttaarnet on +45 98423111.
You still see a lot of old houses on the streets and you are able to take some relaxing walks in the old town. In Fredrikshavn you also got a lot of affordable supermarkets where you are able to buy maybe the cheapest food, beer and wine in whole Denmark. Like Aldi on Gaerumvej, Fakta on kotkedvej, Lidl on Hjoerringvej 125, Netto on Hjoerringvej 144 and Rema 1000 on Hjoerringvej 33.
From Frederikshavn you are able to take a Ferry to Gothenburg Sweden by the harbour. The trip takes about 2 to 3 hours depending of which boat you choose. The fastest get you to Gothenburg in 3 hours and 15 minutes. You also got one there use 15 minutes more like 3 hours and 30 minutes to get you over Kattegatt. If you take a bike with you you pay from 260 skr, that will say 30$, 26€ or 19£.