Poson Festival is celebrated by Buddhists all over Sri Lanka at the full moon of June every year. However in Anuradhapura it is extra special due to the historical significance it holds with Mihintale, the spot where the momentous encounter between the Arahant Mahinda and the King took place. A series of events that took after the initial encounter, Sri Lanka was finally made the home of Theravada Buddhism.
During Poson festival, the entire city of Anuradhapura is decorated with beautiful lights, lanterns and pandals. Numerous religious observations are being held all over the city with Dansal (Free offering of food and drinks). Many devotees from all over Sri Lanka visit Anuradhapura during Poson full moon to climb the mountain of Mihintale and to pay respect and engage in religious activities at the ancient temple.