In the Antarctic town of Villas Las Estrellas all residents are required to literally have their appendix removed before settling there.
An appendectomy is a prerequisite for everyone (including children).
The outpost only allows 100 inhabitants max, mostly researchers and military personnel.
The nearest hospital is over 600 miles away.
Temperatures can drop below -100 degrees Fahrenheit.
Dogs are banned on the island to prevent them from transmitting diseases.