BOCHNIA, POLAND - 4 MAY, 2013: Passanger train line in old salt mine in Bochnia Salt Mine, Poland

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Size: 4000px × 3000px
Photo credit: © Roman Milert / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adit, corridor, engineering, historic, historical, history, industrial, industry, interior, line, mineral, mining, passage, path, railway, salt, track, trackway, train, transport, tunnel, underground