At the Mountains of Madness

At the Mountains of Madness
Hi, heave you read this novel by Lovecraft?

It depicts one of possibilities of what can be found in the Antarctic region.

I find it quite interesting for him to describe those regions with the highest mountains and that settlement that we can find depicted in this kind of images:

What do you think, is it possible that he could write down the stories from expedition journals or from live witnesses?