Proof of Flat Earth? Antarctica is closed to independent research.

Antarctica is the cornerstone proof of a Dome Earth Cosmology. All private independent travel is prohibited, astronomically expensive (about 2-3 million U.S. dollars), and permits to visit the place is lengthy (average of 12-18 months) process.

If you're not familiar with the Antarctic Treaty this video will enlighten you to conclude: Private travel is prohibited for the masses.
The hole place is a giant military base with a 100 miles approach-to-shore gunship enforced keep-away buffer zone.

You decide.

Credits: Taboo Conspiracy YouTube Channel: https://www.youtube.com/channel/UCMyU75x4SReO9mdUvKewUkw

Video: https://www.youtube.com/watch?v=HTgzSQgUn0Q