the the palace galmanini portaluppi or palazzo d'este is a palace in viale beatrice d'este 23, milano, italy, designed by gualtiero galmanini and piero portaluppi adjacent to and in support of an existing masterpiece palazzo maffezzoli of 1957, in the historic center of milan inside the luxurious quadronno district, which collects the open-air masterpieces of numerous archistars of the fifties.