This looks like a model of L'Anse aux Meadows, Vinland.
Correct me if wrong: mail cichw-0@cichw.net or hit the Viking trail via here.

The bothie had a turf roof, which grew green and put out flowers in the spring. Not the hovel of later ages; but a farmhouse shared, partly, with animals. Fægriað means "grow fair", with the return of spring.

Site author, Frobisher Bay, Baffin Island, 1960. No sweat on the Frobe. One memory of my six months in the Arctic is of the numerous brightly coloured flowers that emerged when the snow went.

OK. So there weren't any Anglo-Saxons north of Northumbria.