Located not far from the village of Colinton and next to the Dreghorn Barracks lies one of Edinburgh’s many open green spaces, the Dreghorn Woods. The area is lush with coniferous trees and the air is filled with the sounds of various birds. What makes this particular forest so unique is that hidden on either side of the Braid Burn River are the remains of training facilities from World War I. These earth worn ditches are an exceptional example of what was a common practice in many areas of the…