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The flame of the olympic games is lit in Olympia greece. It is then carried by relay to the host city months before the games and can only be lit by the suns rays. It is best known for the origins of the first olympic game in olympia.It is then extinguished once the games are gonners.
the lighting of the cauldron is lit by the last runner of the flame.once it is the closing ceremony the flame is then extinguished.that is the signal that the olympics are officially over.