Artist Mario Santizo share Exhibitions Exhibitions Mario Santizo: El sol es un martillo Prometeo Gallery presents the Guatemalan artist Mario Santizo’s first solo exhibition in Italy.... 23 Jan 2018 - 31 Mar 2018Prometeogallery Milan Art Spaces Prometeogallery di Ida Pisani Galleries in Versilia, Pisa, Lucca, Livorno Prometeogallery Galleries in Milan