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
Olympic Games the 1960 Olympic Games in Rome, Guttmann brought 400 athletes to compete in the "Parallel Olympics", which became known as the first Paralympics. Since then, the Paralympics have been held in every Olympic year. Since the 1988 Summer Olympics in Seoul, South Korea, the host city for the Olympics has also played host to the Paralympics. In 2001 the International Olympic Committee (IOC) and the International Paralympic Committee (IPC) signed an agreement guaranteeing that host cities would be contracted to manage both the Olympic and Paralympic Games. The agreement came into effect at the 2008 Summer Games in Beijing, and