The reason why the Norse settlements failed is uncertain.

After initially thriving, the Norse settlements declined in the 14th century.

Some archaeological evidence may point to this culture slightly predating the Norse settlement.

After this period there was an increase in Norse settlement in the area.

There are no signs of Norse settlement in the region.

After this period there was progressively more transition as Norse settlement began to increase in the area.

At its east end are extensive remains of an excavated Norse settlement and church.

These islands are known to be areas of dense Norse settlement.

Indeed, the area has a long history of Norse settlement.

Remains of the Norse settlement can be found in the area.