Gold iron mine ore shaft tunnel drift with rails underground
Palabras clave
gold,
mine,
mining,
shaft,
underground,
ore,
dark,
industry,
technology,
rail,
drift,
tunnel,
passage,
rock,
stone,
abandoned,
cave,
cavern,
deposit,
gallery,
geology,
heavy,
iron,
mineral,
quarry,
timber,
timbering,
wagon,
wood
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