High Quality Content by WIKIPEDIA articles! The men`s football tournament at the 2004 Summer Olympics featured 16 men`s national teams from the six continental confederations. The 16 teams were drawn into four groups of four, in which each team would play each of the others once. At the end of the group stage, the top two teams advanced to the knockout stage, beginning with the quarter-finals and culminating with the final at Athens` Olympic Stadium on 28 August 2004.