The low poly meshes are probably just landscape LOD to make the rendering easier for areas that are a certain distance away from the player (AKA too far to really see the details). Yeah, that's what they're designed for, but I have no idea how the game engine determines that they are LOD models at ...

.mtd isn't a file format? Are you thinking of .msb? The Parts as I was mentioning are part of the .msb file.

DSMODT doesn't seem to filter out low-poly models either. You can see the overlap of the three Sunbro Ledges for instance, which FROM forgot to line up properly: http://i.imgur.com/5DsthkW.jpg

I started working on my own web-based viewer for Dark Souls maps at http://magcius.github.io/dunky.js/ -- works best in Chrome right now. Giant thanks to nyxo for his 010 Templates, which my work was heavily based on. I haven't implemented a lot of materials properly yet, which is why everything loo...