Imagine if the lord of the rings' world was like when we were still conquering and exploring all around, and then some dude, tolkien's lost brother, or somethin

Imagine if the lord of the rings' world was like when we were still conquering and exploring all around, and then some dude, tolkien's lost brother, or something, twin, perhaps, with co-systemic minds, mapped out the unmentioned parts, and then you could just span the two things together. Fun times and theories co-bro. Anyways.