Vietnamese traditional game - Thúy Lĩnh ball scrambling festivalVietnamese men playing a game at the traditional ball scrambling festival in Thuy Linh village, Linh Nam ward, Hoang Mai district, HanoiHeld on the fifth and sixth day of every first lunar month in Thúy Lĩnh Village, the festival commemorates Royal Highness Linh Lang, the fourth son of Emperor Lý Thánh Tông (1054-1072), who organised the festival at the beginning of each year as a health training activity for his soldiers.