BAC GIANG - The 2024 mud ball wrestling festival in Van village, Van Ha commune, Viet Yen township (Bac Giang province) is a unique festival because it is only held once every 4 years. The festival is the pride of the people in Van village and a national intangible cultural heritage. The unique, amazing and dramatic festival is held on the 12th, 13th and 14th days of the fourth lunar month (May 19-21) this year.