Why Does The Mayan Calendar End In 2025 Season. But a new study suggests the ancient calendar used by maya and olmec cultures may date back as early as 1100 b.c.e., centuries earlier than previous. If you have not been paying attention to doomsayers or john cusack movies, december 21, 2012, is the day that many say the maya predicted the world would end.

Have the mayan calendar explained by us,. If you have not been paying attention to doomsayers or john cusack movies, december 21, 2012, is the day that many say the maya predicted the world would end.