Saint Mary Major is one of the four major basilicas in Rome, Italy, and is dedicated to the Virgin Mary. It is renowned for its stunning mosaics and beautiful architecture, showcasing a blend of styles from different periods. The basilica was originally built in the 4th century and has undergone various renovations over the centuries. The church is also significant for its role in the history of Christianity. It houses important relics, including a piece of the manger from Bethlehem, and is a popular pilgrimage site. Saint Mary Major is celebrated for its rich history and artistic treasures, making it a key landmark in the city.