The Church of St. Mary of the Graces of Castel del Piano was built on the site of a chapel dating back to the beginning of the sixteenth century and further enlarged and restored until the half of the XVIII century, while the facade, set on two sets of paired columns surmounted by a triangular pediment broken, was completed only in 1932. The inside has a Baroque typology with vaults, pillars and columns.
Among the works, together with the venerated image of the Madonna with Child inspired by the devout works by Sano di Pietro, the Madonna del Carmine di Francesco Nasini (1652), the two eighteenth-century canvases depicting the Annunciation, the wooden choir, elegant operates with ornate Inlay Type (1852) and the scenographic apparatus Baroque high altar in stucco painted imitation marble.