The Olympic flame is back: Greek actress Katerina Lechou performs the role of the high priestess as she lights the Olympic flame at the Temple of Hera at the site of ancient Olympia.
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The traditions of the torch-lighting ceremony, which include playing of the ancient Greek instrument the lyra and the release of a white dove for peace, were established at the Berlin Games in 1936.
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Lechou passes the Olympic flame into a small ceramic bowl. The ceremony was performed at the site where the Olympics were born in 776 BC and remained for 12 centuries.
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The first torchbearer was Greek gymnastics world champion Eleftherios Petrounias. The torch is beginning a six-day relay tour of Greece which includes a pass through a refugee camp in Athens.
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Gold medal-winner Petrounias said he was said he was shocked to be chosen as the first torch bearer. "I was driving when I heard," he told the Games' official website. "I almost crashed my car."
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The Maracana stadium in Rio de Janeiro will host the opening ceremony for Brazil 2016. The Games run from 5-21 August.