Omkaleshwar, located on Mandhata island in the Narmada River, Madhya Pradesh, is one of the twelve sacred Jyotirlingas dedicated to Lord Shiva. Known for its spiritual significance and the Om-shaped island, the temple attracts devotees year-round for rituals and festivals like Maha Shivaratri. The serene setting and intricate temple architecture make Omkaleshwar a profound pilgrimage destination.