Sweeping landscapes are everywhere you look in Nakhchivan, an autonomous Azerbaijani Republic wedged between Iran, Armenia and Türkiye. The imposing rock formations and formidable mountains have inspired centuries of legend and folklore. But deep below the surface, another natural treasure has long attracted international visitors – Duzdag Salt Caves, the largest health tourism facility in the region. The former Soviet salt mine is now a tourist attraction and sanatorium, welcoming people from