For those who haven't seen it, here's a link to the video on YouTube of the Rise Of The Triad - Wolfenstein3D level.
https://www.youtube.com/watch?v=s06LRYeE88Y
https://www.youtube.com/watch?v=s06LRYeE88Y
A friendly Wolfenstein 3D community, about Wolfenstein 3D, the game that gave birth to first person shooters...