Few things, The road texture needs to bend in with the sand texture. Should be really easy hell you could just do it in photoshop. Fix the shadow color, it needs to be much much more blue. The shadow color is based off the sky color and the bounced lighting from the ground. So far it seems like there is no sky color taken…
Here's my diffuse (still some stuff to refine/add, want to have a bit of environment first). Nothing has unique uv's exept of the clock and the frontside of the big thing on the top. I was first thinking of making a separate map for those tilleble pieces, but changed my mind and just did it like this. For making things a…