Mesoamerican architecture there is no evidence that this phenomenon was the result of a purposeful design intended to commemorate the equinoxes. Much Mesoamerican architecture is also aligned to roughly 15° east of north. Vincent H Malmstrom has argued that this is because of a general wish to align the pyramids to face the sunset on August 13, which was the beginning date of the Maya Long Count calendar. However, recent research has shown that the earliest orientations marking sunsets on August 13 (and April 30) occur outside of the Maya area. Their purpose must have been to record the dates separated by
Yoruba calendar clear(ly foreseen), calendar'. The traditional Yoruba calendar (Kojoda) has a 4-day week and 91 weeks in a year. The Yoruba year spans from 3 June of a Gregorian calendar year to 2 June of the following year. According to the calendar developed by Remi-Niyi Alaran, the Gregorian year 2015 AD is the 10,057th year of Yoruba records of time. With the British colonial and European cultural invasions, came the need to reconcile with the Gregorian calendar: Yoruba people also measure time in seven days a week and 52 weeks a year. Note: since there are thirteen months in the Youruba