I think if you deep dive into history you'll see there's a lot of stylistic differences but there's also alot of parallel or shared culture. have a look at Robert E Howard's Hyborean Age. Good stuff.
I've always built the world so i can understand the mechanics that would influence my story. Without doing that I feel like i'm swimming in blue water. very little to ground yourself in. Not even sure which way is up, -figuratively speaking. if you dont want to make a map or create a basic...