It is the warmest region and is home to the longest and best beaches. In Southeast you can visit Kilkenny Castle, the ‘Ring of Kerry’ in County Kerry with spectacular coastlines, mountains and lakes.
Near Cork, there's one of the most visited castle "The Blarney castle" (from the 15th century), where according to a legend, if someone kisses the Blarney stone, they will have the gift of eloquence.