Title on Youtube:
Heitor Villa-Lobos, Quartet No. 5, Mov. 4-Allegro, Cuarteto Latinoamericano
Description on Youtube:
Heitor Villa-Lobos, Quartet No. 5, Mov. 4-Allegro. Cuarteto Latinoamericano. Excerpt from a film by Sergio Yazbek, shot in location at Las Pozas, Xilitla, Mexico