I can't decide if the simplified or messy but detailed approach is better to continue with? Thoughts?

Massive inspiration from u/Chlodio [https://www.reddit.com/r/mapmaking/comments/1sve1si/my\_hypothetical\_guide\_to\_evolution\_of\_human/](https://www.reddit.com/r/mapmaking/comments/1sve1si/my_hypothetical_guide_to_evolution_of_human/)

First set is a map of the evolution of civilization in a region of my world. The other is a topographical map of the same region.