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- 01The St. Kinga's Chapel underground is 54 metres long, 18 metres wide, and 12 metres tall — hewn entirely from salt.
- 02The mine stretches across 300 kilometres of tunnels on nine levels, mined continuously since the 13th century.
- 03Salt chandeliers appear to glow amber because the mineral is slightly translucent; the light travels through the carved crystal.