Experience the inside story of Croke park. Tickets for 2 Adults & 3 Children. Croke Park has been at the heart of Irish sporting life for over 100 years. With a capacity of 82,300, this magnificent stadium is actually the third largest in Europe. Its size is only part of its greatness, however, as you’ll discover on this eye-opening, access-all-areas tour. From quirky insights into why Croke Park’s grass is always greener to learning about defining moments in Irish history, the passionate Tour Guides will take you on an inspiring journey around our national stadium.