Wieliczka Salt Mine heading 300ft down.

---

Size: 6048px × 4024px
Photo credit: © Paul Briden / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ancient, architecture, bannisters, building, chevron, cold, conduits, construction, descending, exercise, heading, interior, krakow, poland, power, rail, safety, salt, staircase, stairs, steep, steps, structure, warning, wieliczka, wood, wooden