Rospigliosi Palace is a XVI century building owened by the Colonnas. It is a two floors and an horseshoe shaped palace with an entry in the central place which led to the monumental entry court. Pompeo Colonna transformed the Medieval castle in a noble palace when he came back from the victory over the Turks in Lepanto.
Because of its monumental dimensions the Palace overlooks the main street of the village, in the old town centre.
It knew its best moment when it belonged to the Colonnas who succeeded the Pallavicinis and then Rospigliosi Pallavicinis. Towards ’70 of XX century the Palace was definitely bought by the Zagarolo Municipality which started its first restoration works.
In the left ground floor there are the Palazzo Rospigliosi institutes administration offices which manage all the activities. On the first floor there is the Museo del Giocattolo which is one of the best in Italy.
During the Summer season there are musical cultural and institutional events. The Palace preserves eminent frescos painted by Manieristic painters towards the end of XVI century. In the Piano Nobile are painted pastoral landscapes, hunting scenes, battle scenes in particular the Lepanto battle. This works belong to Dutch Artists, to Antonio Tempesta and to The Zuccaris. Caravaggio worked in this palace and created some masterpieces like “La Maddalena” and “I Discepoli di Emmaus”. Several times the poet Vittorio Alfieri declaimed his poetries inside the Castle Theatre. In this Palace W. Day took inspiration for some lithographies. In the west wing we can admire the Ludovisi main stair decorated with the Cardinal heraldry emblems, three rooms decorated with Colonnas’ period frescos, Ludovisi-Rospigliosi’s paintings, the Party hall with its monochrome paintings of the XVIII century, tromp d’oeil and the Bacco and Arianna hall in which there is a fresco attribuited to the Domenichino.