Oratory of the Whites - Credit: Wikimedia Commons
The Oratorio dei Bianchi is a Baroque chapel or prayer room located on the Piazzeta dei Bianchi, about equidistant between the churches of Santa Maria dello Spasimo and Santa Teresa alla Kalsa in the quarter of the Kalsa, within the historic centre of Palermo, region of Sicily, Italy. Read more on Wikipedia
Source: en.wikipedia.org