Because of a big renovation most things are new in Kilkenny Castle, but it's still one of the better castles i've seen in Ireland. The big hall at the end of the tour is the most beautiful part of this castle. Because of a big renovation most things are new in Kilkenny Castle, but it's still one of the better castles i've seen in Ireland. The big hall at the end of the tour is the most beautiful part of this castle.