Culture of Milan nevertheless it retained a sort of central position in cultural debates. New ideas and movements from other countries of Europe were accepted and discussed: thus Realism and Naturalism gave birth to an Italian movement, "Verismo". The greatest "verista" novelist, Giovanni Verga, was born in Sicily but wrote his most important books in Milan. Milan is a major nationwide and international centre of the performing arts, most notably opera. Milan is the location of "La Scala" opera house, one of the most prestigious opera houses in the world, and throughout history has hosted the premieres of numerous operas, such as "Nabucco"
Trams in Milan to replace many old trams, of series 1500 and 4800. The Milan tramway network comprises the following lines: In the past, the Milan urban network has been served by the following tramcar series, now retired: Still in service on the Milan urban network are tramcars of the following series: Milan and its hinterland have several depots for the maintenance and refurbishing of trams. The ATM operates seven depots (five urban and two interurban), at the following addresses: The southernmost section of Via Ripamonti, running from the Vigentino neighbourhood to the municipal border with Opera is being prepared for an eventual