Chicago Lighthouse Artwork

When I was living in Chicago I could take a lot of awesome pictures. Back home I decided to transform some of them into artwork. The first one is a picture showing the skyline of Chicago as seen from Lincoln Park. I like this picture a lot and I think the lighthouse in the foreground and the man sitting on a chair give it a very special feeling.
The original picture looked like this:

And after some hours of work it looks now like this