The year 2012 comes from the Mayan calendar, a complex system that are used together in order to determine events. The Mayan calendar is considered the most accurate calendar developed – its intricate system depicts time in cycles. The cycle relevant to the 2012 date is the Great Cycle at 5125.36 years. December 21, 2012, marks the end of the current 5125.36 year cycle. 2012 also marks the end of a longer 26000 year cycle. It is also the last date accounted for in the Mayan calendar. As a result, 2012 is presumed to be the end – of everything, or everything as we know it.