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
Architectural determinism Architectural determinism Architectural determinism (also sometimes referred to as environmental determinism though that term has a broader meaning) is a theory employed in urbanism, sociology and environmental psychology which claims the built environment is the chief or even sole determinant of social behaviour. A. S. Baum defines the notion thus "In its most extreme form, this position argues that the environment causes certain behaviours, denying any interaction between environment and behaviour. Architectural determinism poses the idea that people can adapt to any arrangement of space and that behaviour in a given environment is caused entirely by the characteristics of the