Palazzo Pitti  on  Boboli Gardens ' sideIn addition to the Uffizi, Florence's museums include the  Bargello , which concentrates on sculpture works by artists including  Donatello ,  Giambologna  and Michelangelo ; the  Accademia dell'Arte del Disegno  (often simply called the  Accademia ), whose highlights are  Michelangelo's David  and his unfinished  Slaves