In the Roman or Julian calendar, months were 29 or 31 days long except for February which had 28 days. Romans were very superstitious with even numbers, which caused a number of days in a month to be odd. There were four months of 31 days, seven months of 29 days, and one month with 28 days. This quickly increased to only 355 days, so the Romans added another month called Mercedonius which would have 22 or 23 days. This month …show more content…
In 1790, during renovations in Mexico, the calendar was found and unearthed, and more properly called Cuauhxicalli Eagle Bowl. In 1885, after remaining on display in Cathedral, it was moved to the Museo Nacional de Antropologia. The first calendar of the Aztecs was called the Xiuhpohualli, and it was a 365 day year with 18 months, each about 20 days long. In addition, each year would be divided into seasons and contain 5 cursed days. The second calendar of the Aztecs was called the Tonalpohualli, however this calendar was considered sacred. There were 20 signs and 13 numbers which were the days of the week, adding up to 260 days a year. At the end of the year both