Vailankanni is a small town located in the Nagapattinam district of Tamil Nadu, India. It is renowned for the Basilica of Our Lady of Good Health, a prominent Catholic pilgrimage site that attracts thousands of visitors each year. The town is situated along the southeastern coast of India, near the Bay of Bengal. The history of Vailankanni dates back to the 16th century, when it became famous for reported miracles attributed to the Virgin Mary. The annual Vailankanni Festival celebrates these events and draws pilgrims from various regions. The town's serene beaches and vibrant culture also contribute to its appeal as a tourist destination.