Support WBUROpinionThe Mayan Apocalypse: Worthwhile, In HindsightPlay02:38Download AudioScott SimonDecember 22, 2012 ShareVisitors at the Chichen Itza archaeological park in Yucatan state, Mexico, celebrate the end of the Mayan calendar cycle. Even a failed apocalypse has value, in reminding us that life is fragile and unpredictable. (AFP/Getty Images)