[IMGCAP(1)] August is when those who haven’t fled Washington, D.C., for recess get lots of tidying up done. Above, a window washer stretches to clean a pane of glass on a Capitol Hill building. Can you identify the structure that’s getting this summer cleaning?

[IMGCAP(2)] Last week, we asked you to identify the location of the concrete work pictured at left. Workers were repaving sidewalks leading from the Capitol’s West Front to the House side.