Mi madre, que ha viajado mucho porque es piloto, dice que este es su país preferido.My mother, who has traveled a lot because she's a pilot, says that this is her favorite country.
Alguien que ha viajado mucho sabe que viajar no es siempre una experiencia grata.Someone who has travelled a lot knows that travelling isn't always a pleasant experience.
El autor es un hombre que ha viajado mucho y siempre se ha interesado por la cultura de los lugares adonde va.The author is a well-travelled man and has always been interested in the culture of the places he goes to.