Triskelion a Triskele composed of three sevens as its symbol in place of the Nazi Swastika. The Flag of the Isle of Man bears 3 legs based on the Triskele. The crest of the Breton football club En Avant de Guingamp combines the Flag of Brittany, the team colours and the triple spiral triskelion. "The Gamesters of Triskelion" is a second-season episode of the American science fiction television series "Star Trek". In the Marvel Universe, the intelligence agency S.H.I.E.L.D. uses the Triskelion as its headquarters . The Triskele is also used as a prominent symbol in MTV's "Teen Wolf (2011 TV
Stone circles in the British Isles and Brittany the British Isles, architectural changes were made to the style of chambered tomb, which may have been a forerunner of the later circular design of the stone rings. In the later Clyde tombs of south-western Scotland and the court-cairns of northern Ireland, crescent-shaped forecourts were constructed inside the tombs. This would have enabled more people to enter the tomb and take part in any rites there in sunlight. During the Early Neolithic another form of monument was also constructed in the British Isles, now known by archaeologists as causewayed enclosures. These consisted of massive circular ditch-and-bank earthworks. Construction of causewayed