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
I-5 Colonnade section featuring Cyclone and The Octagon Of Death, a rock jumble descent named the Waterfall, and Downhill/Freeride lines including The Offramp, Holy Chute, and Pips Hips. The I-5 Colonnade bike park has paved the way for other mountain bike facilities in the state of Washington and beyond. Using the available space under the I-5 freeway has been heralded as a highly innovative approach to bring mountain biking to the intercity environment. The park transformed the area from a drug infested encampment to a refuge for outdoor recreation. I-5 Colonnade I-5 Colonnade in Seattle, Washington, United States, is a city park