Located in Kien Khe township, Thanh Liem district, Ha Nam province, the So Kien Basilica, also known as Ke So Church, is the only church in the country designed and built in the style of the Italian Duomo church complex . The So Kien Basilica, spanning over 2,000 square meters, is a stunning example of Gothic architecture Its grounds feature several buildings, including the main church, the bishop's residence, and the seminary. Inside, soaring vaulted ceilings, ornate doors, and stained-glass windows transport visitors into a serene, European-inspired atmosphere. Built between 1877 and 1882, the basilica served as the diocesan cathedral until 1936, when the bishopric moved to Hanoi. Today, it serves as a parish church and is a popular destination for both local Catholics and travelers who appreciate Western architecture and history./.