 Rimini's archaeological heritage includes various domus of Republican and Imperial age, characterized by polychrome or black and white mosaics, necropolis and sections of the pavement of the ancient Roman streets.The city, along with its boroughs and the seaside district of Marina Centro, also preserves a wide architectural heritage from the Baroque, the Neoclassical and Art Nouveau periods, with churches, palaces, hotels and mansions, which reveal its role of cultural, political, trading centre and famous seaside resort.The city has a Roman structure, partly modified by following medieval transformations.