Colonnade the Pantheon in Rome or the stoae of Ancient Greece. When the intercolumniation is alternately wide and narrow, a colonnade may be termed araeosystyle (Gr. αραιος, "widely spaced", and συστυλος, "with columns set close together"), as in the case of the western porch of St Paul's Cathedral and the east front of the Louvre by Perrault. Colonnades have been built since ancient times and interpretations of the classical model have continued through to modern times, and Neoclassical styles remained popular for centuries. At the British Museum, for example, porticos are continued along the front as a colonnade. The porch of
Great Colonnade at Palmyra March 2016. However, large parts of it are still intact. The colonnade consists of three sections that were built separately over the course of the second and third century CE. The western stretch of the colonnade is the oldest and started at the West Gate near the Funerary Temple. The eastern section stretched from the Monumental Arch in the center of the town to the entrance of the Temple of Bel. The middle section was built last to connect the two separate colonnades. It met the western stretch at the Great Tetrapylon, and the eastern stretch at the Monumental Arch.