Lists of mountains and hills in the British Isles in England, 366 in Wales and 11 in the Channel Islands. A Simm is a mountain the British Isles that is over high and has a prominence of at least . The word comes from Six-hundred Metre Mountain. There are currently 2,754 recorded Simms in the British Isles, including 2,188 Scottish Simms, 192 English Simms, 149 Welsh Simms, 1 Isle of Man Simm, and 224 Irish Simms. By definition, all Simms are also TuMPs (see below) and most, if not all, are mountains, depending on whether 600 metres or 2,000 feet (610 m) (e.g. a ), is used as the
Norse activity in the British Isles Norse activity in the British Isles Norse activity in the British Isles occurred during the Early Medieval period when members of the Norse populations of Scandinavia travelled to Great Britain and Ireland to settle, trade or raid. The Norsemen who came to the British Isles have been generally referred to as Vikings, but it is debated whether the term "Viking" represented all Norse settlers or just those who raided. At the start of the Early Medieval period, Norse kingdoms of Scandinavia had developed trade links across southern Europe and the Mediterranean, giving them access to foreign imports such as silver,