Want to create a virtual world of your own? It is now possible to do with the current tools available! This page will contain video and perhaps other visual aid demonstrations of how to create your own maps with the specific editing programs.
Doom Builder 2
The Doom Builder official site has some good video demonstrations from configuring for the first time and later some advanced techniques. Additionally, there is broad variety within YouTube. Never be afraid to look at some of the popular video streaming sites, such as YouTube.