Hampden was built in 1903, though all signs of the original stadium are long gone. It is known throughout the world as an iconic home of football and celebrated its centenary on October 31 2003. The stadium also houses the offices of the Scottish Football Association and the Scottish Professional Football League. During the 2012 Olympics it also hosted matches during the early stages of the Olympic football tournament. It has also hosted prestigious sporting events such as the finals of the European Cup (now the UEFA Champions League) and the UEFA Cup.