What is the name of the palace built near the River Arno in Florence, Italy by the son of Buonaccorso Pitti?
Palazzo Pitti: The Palazzo Pitti (] ), in English sometimes called the Pitti Palace, is a vast, mainly Renaissance, palace in Florence, Italy. Palazzo Pitti:  The core of the present palazzo dates from 1458 and was originally the town residence of Luca Pitti, an ambitious Florentine banker.
i don't know