Ventilation system for the mine, Big Pit Mining Museum, Blaenavon, Torfaen, South Wales, UK.

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Size: 4912px × 3264px
Photo credit: © graham bell / Alamy / Afripics
License: Licensed
Model Released: None

Keywords: 19th, air, big, blaenavon, bleanafon, century, fresh, heritage, historic, historical, history, holiday, holidays, industrial, industry, iron, mining, museum, oxygen, pit, production, site, system, tourism, travel, unesco, vacation, vacations, ventilation, welsh, world