, also known as Durgotsava
, is an annual Hindu festival originating in the Indian subcontinent which reveres and pays homage to the Hindu goddess Durga and is also celebrated because of Durga's victory over Mahishasur. It is particularly popular and traditionally celebrated in the Indian states of West Bengal, Bihar, Jharkhand, Odisha, Tripura, Assam and the country of Bangladesh. The festival is observed in the Indian calendar month of Ashwin, which corresponds to September–October in the Gregorian calendar. Durga Puja
, is a ten-day festival, of which the last five are of the most significance. The puja is performed in homes and public, the latter featuring a temporary stage and structural decorations. The festival is also marked by scripture recitations, performance arts, revelry, gift-giving, family visits, feasting, and public processions. Durga puja is an important festival in the Shaktism tradition of Hinduism. Durga puja in Kolkata has been inscribed on the Intangible cultural heritage list of UNESCO in December, 2021.