35. Monasterboice High Cross. When hurlers and Gaelic footballers describe their ultimate ambition, they often use a simple shorthand: “A Celtic cross”. Since the late 19th century, the Gaelic Athletic Association has used a high cross for its logo and for All-Ireland medals. The modern use of the cross as a symbol of Irish achievement goes back at least to the 1853 Irish Industrial Exhibition, in Dublin.
Muiredach's High Cross is a high cross from the 10th or possibly 9th century, located at the ruined monastic site of Monasterboice, County Louth, Ireland. There are two other high crosses at Monasterboice. Muiredach's cross has been described as the most beautiful specimen of Celtic stonework now in existence; and the crosses at Monasterboice have been stated to be Ireland's greatest contribution to European sculpture