Indonesia: Waisak DayBy kpsadmin2018 / August 9, 2018 Calendar When: May 10, 2011 all-day 2011-05-10T00:00:00+08:00 2011-05-11T00:00:00+08:00 Where: Indonesia Birth of Buddha. Marks three key events in Buddhas life – his birthday, the enlightenment and his achievement of Nirvana Information provided by www.officeholidays.com