Description : Bangladesh Buddhist Federation celebrates Buddha Purnima (full moon) at Nandan kanon Buddhist Temple, in Chittagong. Buddha Purnima, the biggest Buddhist festival marks the birth of Gautam Buddha, his attainment of Nirvana and his death anniversary. The occasion is commemorated with peace procession, prayer and distribution of offerings at the temples, on the full moon of the first lunar cycle in the Bengali month of Baishakh. Chittagong, Bangladesh.