Lamento Boliviano - Los Enanitos Verdes
Apparently the lyrics reference Gabriel Gárcia Márquez's novel
Crónica de una muerte anunciada, in particular the lines "Soy como una roca / Palabras no me tocan" and "Nena no te peines en la cama / Que los viajantes se van a atrasar". When I tried to read Gárcia Márquez I found my Spanish to be (severely) lacking, so I'm afraid I can't add any more detail than that. But it's a great song, and perhaps someone else can elaborate on the lirerary connection.