Synopsis The first chapter is a general introduction on the origin of Tantra, the contents and purpose of Tantra and a general study of Assam's Tantra literature. The second chapter deliberates on the details of the contents of the Yogini Tantra of Assam. It covers the historical and geographical importance of the Tantra. It deals in detail with the occult practices of the Tantric religion of Assam. The third chapter is a detailed study of the religious places of Assam. It describes the religious sites of the Vaisnavas, the Saivas and the Saktas extending from North Bengal to Eastern Assam. The fourth chapter of the book is a philosophical study of the Yogini Tantra. The fifth chapter is devoted to a critical study of the Sakta religion of Assam elaborately described in the Kalikapurana. The sixth chapter gives a detailed critical analysis of the Kamakhya Tantra, another famous Tantric text of Assam. The seventh chapter is a conclusion on the matters elaborated in the previous chapters of the book. This is followed by a bibliography and index.