text: The Galleria Nazionale ( on Piazzale Marconi ) exhibits more excellent works of Correggio and Parmigianino , and an added prize of the collection , the sketch of a young girl , Testa di Fanciulla , by Leonardo da Vinci .
  
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  Artwork by Correggio and Parmigianino and da Vinci are among the treasures to be found at the Galleria Nazionale .