Home Movies Valentin de las Sierras Valentin de las Sierras 56 years old Skin, eyes, knees, horses, hair, sun, earth. Old song of Mexican hero, Valentin, sung by blind Jose Santollo Nadiso en Santa Cruz de la Soledad. Valentin de las Sierras (56 years) Release day: Saturday, March 09, 1968 Runtime: 10 minutes