But is there an Elder Thing city waiting below?

I know, HP Lovecraft's Miskatonic Mountains were based on the Transantarctic Mountain Range, but there's also the 'ghost' Gamburtsev Mountains, a sub-glacial range in Eastern Antarctica, which I thought were very interesting. Who knows what could be lurking beneath?

Antarctic Ice Sheet Preserves Invisible Mountain Range

Buried deep beneath East Antarctica’s ice sheet, the Gamburtsev Mountains are the world’s most invisible range. New research suggests that overlying ice like that hiding them from view today could have preserved their rugged topography for the past 300 million years.