Abandoned Gas Station: Lighting & Other Stuff

Today, I made specular and normal maps for my gas station. I'm not sure if it turned out okay. I had to reduce the amount Maya uses the normal map cause at full strength it didn't look too good, I wonder if I even really need one for this scene. I also fiddled around with lighting for quite a bit. Oh, I also removed the terrain because it sucked and I need to practice doing them more. Here's a screeny..