Great Colonnade at Palmyra The western colonnade was the first section to be built. Inscriptions found on some columns confirm that works started before 158 CE. The straight avenue ran in northwest-southeast direction and stretched for , the longest of the three sectors. The main avenue's width was while the side streets were in width. The colonnade's western terminus, the West Gate, was built in the late second-century CE. The avenue also connected in a right angle to the Transverse Colonnade which stretched to the Damascus Gate in the south. The eastern sector of the Great Colonnade started at the Monumental Arch and stretched
Colonnade Row they called LaGrange Terrace, during the winter of 1831–32, during which they worked on a number of design projects. Davis is not believed to have played a role in the final construction of the building, which was completed in 1833 according to the Landmarks Commission, and there are some who believe that he did not work on the design at all. Apart from John Jacob Astor III, Julia Gardiner, who would become President John Tyler's First Lady lived on Colonnade Row, as did Cornelius Vanderbilt, Washington Irving, and Warren Delano. At the time of their construction, Lafayette Place, which was