In fact, it’s so easy to know where North is that it’s very common to use cardinal directions when describing locations or meeting points in Santiago, as opposed to using landmarks. For example, when meeting a friend you may say “I’ll meet you on the north-eastern corner of the crossing of Pedro de Valdivia and Irarrázaval Avenues”, and everyone involved will know what that means.
Relatedly, one of the claims made about the Pirahã people is that they have no words for left and right in their language, instead they orient themselves relative to the river bank.
