- Sebastián Álvaro
- 24 min
El valle de los ecos is a documentary about expedition that takes place in Indian Creek and Fisher Towers. It was directed by Sebastián Álvaro in 2006 and produced by RTVE. It is a part of the series Al filo de lo imposible. It features Eneko Pou, Iker Pou, Ferran Latorre, José Carlos Tamayo and Manolo Martínez 'Musgaño'.
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