When you come to Northern Ireland, you do not have to worry that you will run out of attractions to make your stay more pleasant. When you start your adventure in Belfast , you can visit e.g. one of his greatest showpieces, i.e. Titanic Belfast , a museum dedicated to the most famous liner in the world. You can also visit Ross Castle and Muckross House in Killarney . However, if you are passionate about the medieval period, it is worth going to Kilkenny to visit one of the most beautiful castles in the country .