The Khewra Salt Mine (or Mayo Salt Mine) is in Khewra, north of Pind Dadan Khan, an administrative subdivision of Jhelum District, Punjab Region, Pakistan. The mine is in the Salt Range, Potohar plateau, which rises from the Indo-Gangetic Plain, and is the second largest in the world. The mine is famous for its production of pink Khewra salt, often marketed as Himalayan salt, and is a major tourist attraction, drawing up to 250,000 visitors a year. Its history dates back to its discovery by Alex…