Maya calendar Maya calendar The Maya calendar is a system of calendars used in pre-Columbian Mesoamerica and in many modern communities in the Guatemalan highlands, Veracruz, Oaxaca and Chiapas, Mexico. The essentials of the Maya calendar are based upon a system which had been in common use throughout the region, dating back to at least the 5th century BCE. It shares many aspects with calendars employed by other earlier Mesoamerican civilizations, such as the Zapotec and Olmec and contemporary or later ones such as the Mixtec and Aztec calendars. By the Maya mythological tradition, as documented in Colonial Yucatec accounts and reconstructed
Melanau calendar Melanau calendar The Melanau calendar () is a calendar used by the Melanau people of Borneo. Its year consists of 12 months. The first month, "Pengejin", signifies the celebration of the Kaul festival (a giving of thanks for the preceding year, with prayers for the year ahead). Each month in the Melanau calendar consists of 30 days. It is guided by the constellations, natural phenomena and guardian spirits. Each month is named for occurrences during the month or events which are supposed to have occurred during that particular month, according to legend. The rise and fall of the Sun, the