In the popular Spanish, foreign language tourist whose language is not understood, especially the English-speaking. It seems that the origin of the word is in the Carlist Wars as Galdos says: " As soon the officers invaded the posada carcas ( Carlist ) as the foreigners than with this name were known in Navarra Liberals " ( Christians, by reina Cristina, isabelists, Queen Elizabeth or guiristinos in the words of the Carlists ). Other explanations relate the word with the Caló or girl, Miss in English or, as says our Juan Goytisolo, that peace rests with the Turkish guiur, foreign, infidel, who professes a religion other than Islam.