highway

Okay, so I'm ready to begin turning a sheet of pink foam into a city. I have a slew of questions, so feel free to just quote, and reply, if it's easier. 1. I'm modeling downtown chicago, so won't have much grass. What do I do to fill in the areas that won't have roads? (IE: concrete)...

Hello All, If you have read my previous posts, you know that I am modelling Chicago Union Station in HO scale. Looking at my layout, I have a strip of land along one edge that I would like to turn into a highway, with a subway running down the median. I was wondering what was out there in...