Thank you, Torralba, for your kind and well appreciated comment. This is in the Old Town-district, where housest, streets and squares are well preserved, all within the best preserved fortified town from 1700 in Nortern Europe, all with surrounding town-walls, raparts and moats: http://www.visitoslofjord.no/en/fredrikstad-and-hvaler/The-Fortified-Town/History/