Left 4 Dead: Deserted Storage

of the nature. This is also probably the final version. The author knows he got things that could have been improved but he might do his next map more detailed. Comments are still encouraged and appricieted.Special thanks goes out to1Sg_heartless for being very helpfull with making the Nav system, and of course for making the youtube tutorial on how to make a survival map which helped me alot in the first place.