They do sound like they're basically just remote small towns. See for example https://www.nytimes.com/2016/01/07/world/americas/chile-antarctica-villa-las-estr

They do sound like they're basically just remote small towns. See for example https://www.nytimes.com/2016/01/07/world/americas/chile-antarctica-villa-las-estrellas.html https://www.nytimes.com/2016/01/07/world/americas/chile-anta... which describes the Chilean one. Honestly it sounds like Chile and Argentina are both doing this to spite each other.