The Book of Kells Exhibition is a must-see on the itinerary of all visitors to Dublin. Located in the heart of the city centre in Trinity College Dublin, the Exhibition displays the Book of Kells, a 9th-century manuscript that documents the four Gospels of the life of Jesus Christ. The Book of Kells is Ireland’s greatest cultural treasure and the world’s most famous medieval manuscript. The Exhibition also features access to the Long Room, one of the world’s most beautiful libraries, that houses 250,000 of Trinity College’s oldest books.