Remains of a military tunnel on Mount Piano in the Dolomite Alps, built during the First World War
Palabras clave
tunnel,
mine,
underground,
rock,
dark,
old,
cave,
industry,
mining,
rail,
waggon,
stone,
corridor,
mineral,
light,
geology,
coal,
miner,
industrial,
construction,
cavern,
deep,
history,
salt,
interior,
dirty,
wall,
inside,
travel,
work
){kind=link}