365-day calendar 365-day calendar A 365-day calendar consists of exactly 365 days per year (no leap days), and is primarily used in computer models and as an assumption in every-day calculations. For example, a calculation of a daily rate may use an annual total divided by exactly 365. Interest rates in some banks are calculated using a 365-day calendar. Some Mesoamerican calendars used a 365-day year with no leap year, resulting in a gradual shift of the seasons relative to the calendar. This includes the Maya Haab' and the Aztec Xiuhpohualli calendars. Some versions of the Zoroastrian calendar also use a fixed
Calendar house the year. And even the park wall has 12 doors opening towards the outside, seven of which face towards the city. A possible Mesoamerican example is El Castillo, Chichen Itza, which is a Mesoamerican step pyramid with 91 steps on each of its four sides. Taking these steps, and adding the temple platform on top as the final "step", produces a total of 365 steps. Calendar house A calendar house is a house that symbolically contains architectural elements in quantities that represent the respective numbers of days in a year, weeks in a year, months in a year and days