10,000 verses. Sometimes also called Adi Purana, because many Maha Puranas lists put it first of 18. The text has 245 Chapters, shares many passages with Vishnu, Vayu, and Markendeya Puranas, and with the Mahabharata. Includes mythology, theory of war, art work in temples, and other cultural topics. Describes holy places in Odisha, and weaves themes of Vishnu and Shiva, but hardly any mention of deity Brahma.