[IMGCAP(1)] Construction work continued at this site on a gray, wintry day last week. The workers may have been trying to beat the light snow that would blanket the region by that evening. Can you place this work site? Check back next week for the answer. [IMGCAP(2)] The woman in last week’s photo had the benefit of nicer fall weather. She was walking through a park bordered by Louisiana Avenue, C Street and Delaware Avenue Northwest, in the direction of Union Station.