Roman Gold Mining in Valongo (Porto, Portugal), Teaser

Documentary about the gold mining history in Valongo (Porto, Portugal) and speleological exploration of said 2000 years old mines. C’est le teaser du documentaire sur l’histoire de l’extraction de l’or à Valongo, Porto, Portugal et son exploration spéléologique dans des mines considéré de deux mille ans. By : AltoRelevo Clube de Montanhismo Team members : João Montinho, Vitor Gandra e outros Original title : Roman gold mining in Valongo (Porto, Portugal), teaser (documentary will be presented the 8th of November) Release […]

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