Archaeology deals with facts, but they are usually thin, and specific, and extrapolated in sweeping ways to fill in the gaps. It's a little like trying to rayt

Archaeology deals with facts, but they are usually thin, and specific, and extrapolated in sweeping ways to fill in the gaps. It's a little like trying to raytrace a scene, except for most of the pixels on the screen, you're not casting any rays at all, and a bare few have many samples.