A shot of the river wall directing freight captains for what seems to be a pretty easy decision. One of the things I loved about these industrial river tours is that things that might seem very obvious to me seem to solve ongoing and difficult problems for the people who are out there every day.

July 15, 2012. Nikon D90 (DX sensor), 70–300mm Nikon zoom lens at 70mm (35mm equivalent: 105mm), f/16, 1/125, ISO 200.