The water channels on both sides of the siq used to bring water from a spring several miles away to the center of Petra.

File Name: a7277_27.jpg Exif Info: 01/14/2003 15:32:07, 17.0 to 35.0mm @ 27mm, 1/30sec f/8.0, ISO 400, One-shot AF, EV 0, Off