Balinese calendars, with exemplifications for each day signaling what activities that day is favorable for, are popular souvenirs. Apart from the everyday Western calendar, the Balinese also use two local calendars, the saka and the wuku calendar. The wuku calendar is used to fix festival dates. The calendar uses 10 different weeks, each by one to 10 days and all running at the same time.The Galungan festival, Bali's major fete, is held...