The document summarizes descriptions of the Nagas from Hindu scriptures like the Puranas and Mahabharata. It describes the Naga as a race of serpents inhabiting the nether regions below earth. It details the origins of seven great Nagas - Vasuki, Takshaka, etc. - who were begotten by Rishi Kashyapa. It describes their physical features like colors, markings and multi-headed hoods. The Mahabharata also mentions these Nagas. During historic periods, many parts of India were predominantly inhabited by people known as Nagas, who largely followed Buddhism.