Up Helly Aa from Upholiday, the lowland Scots word for Twelfth Day, and was brought by them to the Shetland Islands in the 19th century. There is a main guizer who is dubbed the "Jarl". There is a committee which a person must be part of for 15 years before one can be a jarl, and only one person is elected to this committee each year. The procession culminates in the torches being thrown into a replica Viking longship or galley. The event happens all over Shetland and is currently celebrated at ten locations – Scalloway, Lerwick, Nesting and Girlsta, Uyeasound, Northmavine, Bressay,
Shetland derivations of some are obscure and may represent pre-Norse, possibly Pictish or even pre-Celtic names or elements. Shetland is around north of mainland Scotland, covers an area of and has a coastline long. Lerwick, the capital and largest settlement, has a population of 6,958 and about half of the archipelago's total population of 23,167 people live within of the town. Scalloway on the west coast, which was the capital until 1708, has a population of less than 1,000. Only 16 of about 100 islands are inhabited. The main island of the group is known as Mainland. The next largest are