Furthermore, the poeple that made trans-antarctic flights/expeditions were among those that helped map the area.
So, the hundereds of people that arose before the modern conspiracy went antarctica, wandered/flew around in circles for days on end, saw different landforms, ended up in different areas, collaborated thier maps, and somehow ended up with the RE antarctica?
No.
The compasses worked, gyro compasses if needed.
They did not have contradictory or scattered information.
They were not faked or killed.
The governments of the world had nothing to do with any of it, at least to some extent.
The earth is round.