What did the mayan calendar predict about the earth?

What did the mayan calendar predict about the earth?
What did it predict would happen to the World? I saw it about 3 months ago but I forgot the whole thing.

Answer by Pancho S
I don’t remember exactly but I think I might have watched the same program. Anyway, what I do remember is that they predicted the end of the world to be about 500 years ago.

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