The republic of Ireland has a capital of Dublin, official languages of English and Irish, and a population of over 6 million people. The island is divided between the republic of Ireland and Northern Ireland. Some of Ireland's most famous landmarks include Ben Bulben rock formation, the Cliffs of Moher, and Newgrange, an ancient passage tomb dating back to 3200 BC. Popular sports in Ireland include hurling, a ball game played with sticks. Famous Irish people include members of the pop band One Direction and U2, one of Ireland's most famous rock bands formed in 1976.