[2] Being wealthy, she decided to retreat to the Vatican Hill, and founded a hospital and a convent near St. Peter's Basilica.
According to tradition, in 524 in the portico of the house of Santa Galla, an icon of the Mother of God appeared in the pantry where the saint kept the food for the poor.
An oratory, Santa Maria in Portico, was built on the site to house the icon, which was said to be carried in processions since 590 to avert the plague.
[3] The Hospice of St. Galla, an overnight shelter for paupers, was established next door by Pope Celestine III.
[2] Galla is also believed to be the inspiration for the letter of Fulgentius of Ruspe, titled "De statu viduarum".