St. Mary's Cathedral Basilica was built in the early 20th century under the direction of Mar Louis Pazheparambil. Originally found in 1112 AD, this cathedral is dedicated to 'Our Lady of Ports'. This cathedral was elevated to the status of a Basilica by Pope Paul VI on 20 March 1974. Serving as the headquarters of the Major Archdiocese of Ernakulam-Angamaly, this church is the prominent Marian Pilgrim Centre in India.