Vesak

Vesak is a Buddhist holiday which celebrates the birth, enlightenment and death of the Buddha.

Vesak or Visakha is a spring celebration that commemorates Buddha's birth, enlightenment, death, and passing into nirvana. It is the most important Buddhist holiday in Asia, although its observance varies according to national tradition. […]At Dharma Vijaya Buddhist Vihara in Los Angeles for example, Vesak extends over a weekend and draws hundreds of people.