San Niccolò al Carmine, also called Santa Maria del Carmine is a Renaissance style, Roman Catholic church and monastery located in Pian dei Mantellini #30, near the corner of Via della Diana in the Terzo de Citta of Siena, region of Tuscany, Italy. The church now serves as the Oratory for the Contrada of Pantera. Across the street from the belltower is the Palazzo Celsi Po...