Saga Dawa Düchen
Saga Dawa Düchen (Tib. ས་ག་ཟླ་བ་དུས་ཆེན་, Wyl. sa ga zla ba dus chen), the 'Festival of Vaishakha' — one of the four major Buddhist holidays. It occurs on the full moon (the 15th day) of the fourth Tibetan lunar month, which is called Saga Dawa in Tibetan. It celebrates Buddha Shakyamuni’s enlightenment and parinirvana. At the age of thirty-five Buddha attained enlightenment at Bodhgaya. This day also marks the anniversary of his parinirvana at Kushinagara.