Ujjain is an ancient city located in the Malwa region of Madhya Pradesh, India. Situated on the eastern bank of the Kshipra River, it is one of the seven sacred cities (Sapta Puri) of Hinduism, making it a significant pilgrimage destination. The city is renowned for the Mahakaleshwar Jyotirlinga temple, one of the twelve Jyotirlingas dedicated to Lord Shiva, which attracts millions of devotees annually. Ujjain has a rich historical past, having been the capital of the ancient Avanti kingdom and a prominent center for learning, especially in astronomy and mathematics, during the Gupta period. The city hosts the Simhastha Kumbh Mela, a massive Hindu pilgrimage fair held every 12 years. Its cultural heritage is evident in its numerous temples, ghats, and historical monuments, reflecting a blend of ancient traditions and vibrant local life. Ujjain's economy is largely driven by religious tourism, agriculture, and small-scale industries.