Market houses (sometimes earlier called tholsels) are a notable feature of many Irish towns with varying styles of architecture, size and ornamentation. They are usually located at the centre of the town at which at one stage a market was held. Originally there were one, three, four or even five or more bays on the ground floor which formed a covered arcade to protect traders from the elements and allow access for carts, animals and produce. An upper floor was often used as a court house or ballroom while the cellar or basement was often used as a local gaol. Ornamentation consisted of a cupola, a clock or sometimes a dome or tower. Today most of the market houses in Ireland have been put to use as cultural venues, business premises, town halls or have been left derelict pending developmen