Navratri festival is celebrated “Four Times” in a year, i.e. Sharad Navratri, Chaitra Navratri, Ashada Navratri and Magh Navratri.
The most popular Navratri is Sharad Navratri which is celebrated in the month of Ashwin (September or October). Sharad Navratri is also known as Maha Navratri.
Nine incarnations of goddess Shakti are worshipped during Navratri. Nine goddess names are, Durga, Bhadrakali, Jagadamba, Annapurna, Sarvamangala, Bhairavi, Chandika, Lalita, Bhavani, and Mookambika.
In Tamil Nadu, Navratri is known as “Golu”.
During Navratri, in West Bengal, “Durga Puja” is a famous ritual, in Karnataka it is a Royal Festival while Mumbai and Gujarat are known for traditional dance forms of Dandiya and Garba.