Piazza della Repubblica, Rome Piazza della Repubblica, Rome Piazza della Repubblica is a semi-circular piazza in Rome, at the summit of the Viminal Hill, next to the Termini station. On it is to be found Santa Maria degli Angeli e dei Martiri. It is served by the Repubblica – Teatro dell'Opera Metro station. From the square starts one of the main streets of Rome, Via Nazionale. The former name of the piazza, "Piazza dell'Esedra", still very common today, originates in the large exedra of the baths of Diocletian, which gives the piazza its shape. The porticos around the piazza, built in 1887–98 by Gaetano
Piazza Armerina (1096), founded by Count Simon of Butera, a nephew of Roger I of Sicily. It has important medieval frescoes. Piazza Armerina holds an annual "Palio dei Normanni", a re-enactment in costume of the entrance of the Norman Count Roger I to the city. It takes place on 12–14 August. Piazza Armerina is one of the so-called "Lombard" communes of Sicily, as its dialect differs notably from that of the neighbouring region. This is due to the destruction of the old Piazza by king William I of Sicily, and the subsequent repopulation by William II (according to other scholars, during the