 The Maya calendar for divination, or the "Sacred calendar", is believed to foretell a child's future, as some days are more auspicious than others.The calendar is important in Maya society for interpreting and shaping children's futures.However, Mayans also believe that midwives are able to foretell the life of a child based on the interpretations they can make from the markings on the umbilical cord and the amniotic sac.