everyone can make masterpiece. only one thing you have to do. you have to download sdk! :)
Ha ha ha. In fact It's just one of my first hl2-mods. It's about my own city. I started to work on it when I graduated from school. I promised to all my old schoolfriends that I will finish it soon... But.. I had no time... and now I'm going to include this part of levels and stuff in my new mod. Refresh! :)