The heart of the project is the creation of a digital twin of St. Peter’s Basilica through advanced photogrammetry and artificial intelligence that allows anyone to “visit” the church and learn about its history.

A new AI exhibition lets you visit the Vatican online for free The collaboration uses AI and photogrammetry to preserve St Peter's Basilica The project is in celebration of the 2025 Holy Year Jubilee Microsoft has teamed up with the Vatican to bring St Peter’s Basilica online using the power of AI,

VATICAN CITY (RNS) — Visitors to Rome will have the opportunity to experience St. Peter’s Basilica in a new way as part of an immersive exhibit, both in person and online, created through a partnership between the Vatican and Microsoft using AI technology.