In the Buddhist calendar, "Vesak" is one of the most important festivals. It is also known as "Visakah Puja", "Buddha Purnima" or "Sinhalese". It celebrates the birth, enlightenment and death of Gautama Buddha. The name Vesak is derived from the name of the Buddhist month during which Vesak is celebrated.
Buddhism is one of the largest eastern religions in the world. It is embraced by more than 520 million people around the world, most of them live in East Asia, making Buddhism the fourth largest religion in the world after Christianity, Islam, and Hinduism.