2004 Summer Olympics opening ceremony 2004 Summer Olympics opening ceremony The opening ceremony of the 2004 Summer Olympic Games was held on August 13, 2004 at the Olympic Stadium in Maroussi, Greece, a suburb of Athens. 72,000 spectators attended the event, with approximately 15,000 athletes from 202 countries participating in the ceremony as well. It marked the first-ever international broadcast of high definition television, undertaken by the U.S. broadcaster NBC and the Japanese broadcaster NHK. The opening ceremony began with a twenty-eight second countdown—one second per Olympics held since Athens last hosted the first modern games—paced by the sounds of an amplified heartbeat played by
1992 Summer Olympics opening ceremony 1992 Summer Olympics opening ceremony The opening ceremony of the 1992 Summer Olympics took place in the evening on Saturday 25 July in the Estadi Olímpic Lluís Companys, Barcelona, Spain. As mandated by the Olympic Charter, the proceedings combined the formal and ceremonial opening of this international sporting event, including welcoming speeches, hoisting of the flags and the parade of athletes, with an artistic spectacle to showcase the host nation’s culture and history. Greek mezzo-soprano, Agnes Baltsa, sang "Romiossini" as the Olympic flag was taken around the stadium. Alfredo Kraus later sang the Olympic Hymn in both Catalan and Spanish