South Stack South Stack South Stack () is an island situated just off Holy Island on the northwest coast of Anglesey. South Stack is famous as the location of one of Wales' most spectacular lighthouses, South Stack Lighthouse. It has a height of 41 metres (135 feet). It has a maximum area of 7 acres. Until 1828 when an iron suspension bridge was built, the only means of crossing the deep water channel on to the island was in a basket which was suspended on a hemp cable. The suspension bridge was replaced in 1964, but by 1983 the bridge had to
North Wales defined as the region east of the River Conwy and west of the River Dee; and Ynys Môn (or Anglesey), a large island off the north coast. The division with the rest of Wales is arbitrary and depends on the particular use being made. For example, the boundary of North Wales Police differs from the boundary of the North Wales area of the Natural Resources Wales and the North Wales Regional Transport Consortium ("Taith"). The historic boundary follows the pre-1996 county boundaries of Merionethshire and Denbighshire which in turn closely follows the geographic features of the river Dovey to Aran