According to the legend, king Alfonso was the first pilgrim who had come to see the Apostle: During the travel he was guided at night by the Milky Way, which from then on acquired the name of Camino de Santiago.
Ifølge legenden var kong Alfonso den første pilgrim, der kom for at se apostlen: På rejsen blev han ledet af Mælkevejen, som fra da af fik sit spanske navn Camino de Santiago.