D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This pocket track is located northeast of the Stadium-Armory station, and adjacent to the D&G junction, where the Blue and Orange Lines separate.
Ben Schumin is a professional photographer who captures the intricacies of daily life. This image may be used under Creative Commons Attribution-ShareAlike 2.0. Please provide artist attribution, as well as a link to the original photo and to the license terms.