Palazzo Salimbeni

Palazzo Salimbeni is a Gothic style urban palace located on the Piazza Salimbeni, just off Via Banchi di Sopra in the Terzo di Camollia of the city of Siena, region of Tuscany, Italy. The building, associated with an ancient mercantile family of Siena, currently houses the main offices of the Banca Monte dei Paschi di Siena, the oldest bank in the world.

Source: Wikipedia