The Power of Snoqualmie Falls
2009 · 1 hr 3 minTV-PG
The story of a civil engineer building the world’s first underground hydro-electric plant in 1899, a time when electricity was still in its infancy.
Elenco
Director
Géneros
Documental
Subtítulos
English
TV-PG
Este programa contiene material que los padres pueden considerar inapropiado para niños pequeños.