71201291 - Pienza, Orcia Valley,Siena district, Tuscany, Italy,Europe. The shaft of Piazza Pio II70031538 - Entrance to mine shaft, Lightning Ridge, Australien, NSW, Underground mine of the family Bevan in Lightning Ridge, an opal mining township, The town known as The Ridge is near the Queensland border Eingang zum unterirdische Mine der Familie Bevan in der O
