Viking Museum: http://www.vikingeskibsmuseet.dk/default.asp?contentSection2 in Roskilde
I don't know if this is where I should put it but the Danish flag on the photo has been vandalized to represent the Canadian flag. —The preceding unsigned comment was added by 126.96.36.199 (talk • contribs)
Although the region list is geographically correct in identifying perhaps every named piece of land in Denmark, I believe a shorter list might be more useful. :) Furthermore, there's some overlap/duplication within the regions. The following is inspired by (but not slavishly copied from) the official tourism site: 
Any additional islands would be presumed "IsPartOf" the nearest larger body of land.