Quote Originally Posted by caius britannicus
It is possible to make the trade lines invisible. There is a texture in the model folder at least thats where I think it is. I haven't looked for quite some time. The texure is just a dot with an alpha channel. YOu can edit the alpha channel so it alphas out the texture entirely and hence removes the lines on the trade routes!
This was very helpful, but unfortunately my Photoshop keeps crashing on me before I can even find the file; let alone open it.

If it wouldn't be too much to ask, would you help me find and alpha channel that elusive texture file?

Thanks very much.