In Photos: Historic moments of the Olympic Games -- Mexico 1968

1968 Mexico City Olympics -- A total of 10,000 pigeons are released during the Olympic Oath.

1968 Mexico City Olympics -- The Japanese delegation marches behind the country's national flag. Japan won 11 gold medals in the global event.

1968 Mexico City Olympics -- Enriqueta Basilio runs as the first female anchor in the torch relay in Olympic history.

1968 Mexico City Olympics -- The cauldron is ignited by Enriqueta Basilio, the first female anchor in the torch relay in Olympic history.

1968 Mexico City Olympics -- Balloons representing the five Olympic rings float in the sky over the stadium during the opening ceremony. A total of 112 nations and regions participated in the global event.

1968 Mexico City Olympics -- Athletes competing in the men's marathon start from Zocalo Square.

1968 Mexico City Olympics -- The lead group runs through the city in the men's marathon. Abebe Bikila of Ethiopia is seen in the center in the front line of the group.

1968 Mexico City Olympics -- Japan's Kenji Kimihara won the silver medal in the men's marathon. He finished in the top nine in three consecutive Olympic events in Tokyo, Mexico City and Munich.

1968 Mexico City Olympics -- Japan's Kenji Kimihara, right, smiles as he receives the silver medal during the award ceremony for the men's marathon. Mamo Wolde of Ethiopia, left, won the gold, while Mike Ryan, of New Zealand, center took the bronze.

1968 Mexico City Olympics – Japan's Kunishige Kamamoto scores a goal in the bronze medal match of the men's soccer event. Kamamoto scored seven goals to become the top scorer in the event, the first for an Asian player.

1968 Mexico City Olympics – Japan's Kunishige Kamamoto dribbles the ball past an opposing player.

1968 Mexico City Olympics -- The Japanese men's soccer team won the bronze medal after defeating Mexico 2-0 in the third-place match.

1968 Mexico City Olympics -- The Japanese team won the gold medal in the men's gymnastics team event. From left in the front are Sawao Kato, Mitsuo Tsukahara and Eizo Kenmotsu, from left in the back are Yukio Endo, Takeshi Kato and Akinori Nakayama.

1968 Mexico City Olympics -- Japan's Sawao Kato performs on the parallel bars on his way to winning the gold medal in the individual all-around men's gymnastics competition.

1968 Mexico City Olympics -- Japan's Miyake brothers won the gold and bronze medals in the featherweight division in men's weightlifting. The older Yoshinobu won the gold, while Yoshiyuki took the bronze.

1968 Mexico City Olympics -- Japan's Yoshinobu Miyake, who won the gold, and his younger brother Yoshiyuki, who took the bronze, celebrate together at the medal ceremony of the featherweight division in men's weightlifting.