Intrigue with the Maya calendar seeps far and wide, even to the Playa. "Two fun little videos from Burning Man 2012," [1] features a "Mayan TRIcycle -- a giant wooden hamster wheel that 'shows the workings of the Mayan Calendar.'" That made my day.
Links:
[1] http://boingboing.net/2012/09/02/two-fun-little-videos-from-bur.html