Below Cleveland, in a subterranean world many surface dwellers don’t know exists, miners extract a crucial winter mineral — salt. The Whiskey Island salt mine, owned by food giant Cargill, helps ...

Inside Pakistan's salt mines, workers use explosives to extract Himalayan pink salt, fueling a global trend at a dangerous cost.

For more than 40 years, film studios have stored movie reels, props and costumes 650 feet underground in a Hutchinson, Kansas, salt mine.

CUSCO, Peru (AP) — When Uriel plans his work schedule late in summer near his village in the Peruvian mountains, his first decision is usually which friend’s salt pond he will work that day. In ...