Ukraine: Solotvyno Salt Mine

Ukraine List writes ^[1] about the Solotvyno Salt Mine, located near the Romanian border, home to the deepest speleotherapy facility in the world: “Speleotherapy in Solotvyno essentially uses the micro-climates in the underground salt mines to treat respiratory and lung ailments. […] Anywhere from three to five thousand people are treated every year at the facility, and there is often a waiting list to get treatment.”