650 feet underground, in the Strataca salt mine, veterans can escape the sound of fireworks for free.

CLEVELAND, Ohio — 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 ...

Beneath the town of Wieliczka in southern Poland lies one of the world's most extraordinary underground landmarks. The ...

The last year saw readers traveling to hot spots around the world, from the splashy spectacles of Bath, England, to the wildlife-filled Galapagos and more. And they’ve shared their stories and plenty ...

Campina de Cima, the rock salt mine underneath the city of Loulé in Portugal, provides salt mostly for animal feed and de-icing the roads. However, for the last five years it has also been the only ...