The Butler family handed Kilkenny Castle over to the people of Kilkenny in 1967 – for £50!
The population of County Kilkenny is 95,419 according to the 2011 census ... plus an undisclosed number of Kilkenny cats.
The elevation of Kilkenny is 60 metres (200 ft) above sea level. The area of Kilkenny borough is 3.74 square kilometres (1.44 sq mi). Kilkenny is the smallest city in Ireland and although all cities in Ireland are by the coast or along a river Kilkenny is the only city that is not tidal.
In 1922, the Butler family - namely Lord and Lady Ossory - were residents of the castle. The Irish Civil war, raged around them. Lord Ossory memorably wrote that he was woken at the "unreasonable hour of 5.30am" by his butler, who brought the news that Republican forces had seized and occupied his castle.
Iconic film producer and animation innovator Walt Disney has Kilkenny roots. His great-grandfather Arundel Elias Disney emigrated from Gowran, County Kilkenny, in the 19th century.
The annals tell of a terrible massacre which took place in Dunmore Caves, with 1000 people killed by attacking Vikings in 928AD. Over the years there have been numerous finds of human bones, which together with finding of the Viking artifacts, seem to bear out that terrible tale.