10 February 2010. Philadelphia, PA. Two children, ankle-deep in snow, brave a blizzard to wave at a slow moving pair of locomotives as they head toward the CSX East Side Yard from Locust street in Philadelphia. Nikkor 105mm.2,8 VR lens (@ f/4.5). Nikon D3s camera (@ ISO 1250). No emulsions were harmed in the making of this image. 1638