How to Shut Up Flat Earthers Forever

How to Shut Up Flat Earthers Forever:

Whether you believe the Earth to be flat, globular, hollow, concave or otherwise, the freedom to independently travel and explore the Earth, from the North Pole to whatever exists South of the South Pole, to any and everywhere else, should be a fundamental and unalienable right. Military vessels near the North Pole and Antarctica have repeatedly barred independent teams of explorers from traveling into these heavily patrolled and restricted waters. The Antarctic Treaty prevents all independent travel South of the 60th degree South latitude, where rebels like Yarle Andehoy and his team have been repeatedly turned around at gunpoint, jailed and fined for daring to attempt. What is so important in Antarctica that 53 of the most powerful countries in the world have agreed to patrol and enforce harsh restrictions and penalties on anyone who attempts to independently explore it?