I really like the softness of the skyline. I think I'd like it better without the runner. He's running out of the frame and distracts me from the skyline. I like the structure on the left that frames it and holds my eye in.
chi town! i live in the burbs--wish I could get into the city more to shoot. as far as this photo--its a bit heavy on the shadows, kinda tough to make out details.
Sepia tone refers to the coloring of a black and white photographic print that has been toned with a sepia toner to simulate the faded brownish color of some early photographs. The color tones here just seem more b/w ....a lot of grays, rather than browns.
Aside from that the composition is strong, as is the focus