Great Colonnade at Apamea columns display two main designs: a plain one, and the distinctive spiral-flutes. Archaeologist Jean Lassus argues that the former dates back to the Trajanic period, while the latter to that of Antoninus Pius. The colonnade's porticoes were paved with extensive mosaics along the full stretch of the colonnade. Under the Byzantine Emperor, Justinian I, several parts of the colonnade were restored. The street was narrowed to by adding a sidewalk on either side. Several stretches of the street had their Roman pavement replaced with a new pavement made of squared blocks of limestone. The new pavement also covered a completely
Architectural Association of Ireland Architectural Association of Ireland The Architectural Association of Ireland is an organisation dedicated to architecture. It is not a professional accredited organisation but is open to all. In support of the profession, its activities and programs include a public lecture series, annual national architectural awards (since 1985), site visits, exhibitions, and publications. The Association produces a journal entitled "Building Material", as well as a book in the "New Irish Architecture" series based on its annual awards. The AAI was founded in 1896 "to promote and afford facilities for the study of architecture and the allied sciences and arts and to