HSBC Malta Lace Competition. Casa Rocca Piccola has had tenants since the 16th century. Architecture The building saw several modifications over the years with the main design being Palladian architecture. In the early 20th century part of the garden was built, to extend the house, in the Art Deco style. References External links Official website An interview with Marquis de Piro, owner of Casa Rocca Piccola Palaces in Malta Buildings and structures in Valletta Historic house museums in Malta Restaurants in Malta Buildings and structures completed in 1580