Looks good. The one thing I'd make sure to include at this point is a gradient on the stairs to show which way they go. So in this case a black -> transparent gradient starting at the bottom of the stairs going up should do the trick.

If you're willing for others to use it, then you can CC license it. If you follow the link in my sig you'll find a website with more information about open use licenses.

Like the outdoor lighing and the new torches. Good stuff!