Durga puja also referred to as Durgotsava, is an annual Hindu festival that celebrates worship of the Hindu goddess Durga. It refers to all the ten days observed as Mahalaya, prothoma, dwitiya, tritiya, chaturthi, panchami, Shashthi, Maha Saptami, Maha Ashtami, Maha Navami and Bijoya Dashami.