Billy Wynt is an unusually named cylindrical stone structure standing on a hilltop outside the village of Llantrisant in south Wales. The relatively austere single-story building has only a door on the outside and a staircase on the inside. However, Billy Wynt’s name is not the most unusual aspect of this stubby building. The history of the building is so unclear that no one really knows when exactly it was constructed or what its original purpose was. Traditional histories of the area assert that Billy Wynt was the base of…
