The Pantheon portico is a symmetrical, classical design with three rows of
Corinthian columns topped by a triangular
pediment. A row of niches lines the rear walls of the Pantheon portico. These niches may have held sculptures of Roman emperors or gods.
The Roman Pantheon with its classical portico and domed roof became a model that influenced Western architecture for 2,000 years. Artwork such as this eighteenth century engraving by Giambattista Piranesi inspired builders who had never traveled to Rome. Famous buildings modeled after the Pantheon in Rome include: