Cathedral:

cathedral.wrl ~ Textures ~ Model File

Original image:

Image with model:

Reconstructed scene:

Texture maps:

 Roof:

Part of the right tower:

Door:

Approach:

I used the left tower for my reference points. I constructed the left tower first. I then built the front door and the roof. I constructed the right tower last. If I had more time to work in this I would construct the windows.