The Sanctuary of Our Lady of Mount Carmel, more commonly known as the Church of the Carmine, is a place of worship in Messina, home to the Messinese Carmel, the first founded by the Carmelites outside of Palestine and thus the oldest in all of the West, present in the city since the 1200s. (Entry from the Italian Wikipedia page, CC BY-SA. Location noted by the OpenStreetMap community.)
In the app, check in on site: you earn a point and the AI guide tells you about the place in your language.