Phra Nakhon Si Ayutthaya Province,in collaboration with the relevant government agencies,private sector,and people of Ayutthaya,have organized the fair to celebrate the "World Heritage City"every year at King Monument King U-Thong. The fair featured the activities included the Buddha's relic to the merit making ceremony called Thaksinanupathan, Light and sound show and the reproduced atmosphere of the Ayutthaya, Shows & Performances on Main Stage of cultural shows, local music, concerts, singing contests, beauty contests, and a lot more activities, OTOP Products Fair & Local Goods Fair and a wide variety of delicious Thai dishes and local dishes are also offered at the festival.