The Khewra Salt Mine (or Mayo Salt Mine) is situated in Khewra, north of Pind Dadan Khan,an authoritative subdivision of Jhelum District, Punjab Region, Pakistan, which ascends from the Indo-Gangetic Plain.It is Pakistan’s biggest and most established salt mine and the world’s second largest.It is a significant vacation spot, attracting up to 250,000 guests a year.Its history goes back to its revelation by Alexander’s soldiers in 320 BC, yet it began exchanging the Mughal era.The fundamental passage at ground level was created by Dr. H. Warth, a mining engineer, in 1872 during British standard. After freedom, the Pakistan Mineral Development Corporation assumed control over the mine, which still remains the biggest wellspring of salt in the nation, delivering in excess of 350,000 tons for each annum of about 99% unadulterated halite.Estimates of the stores of salt in the mine change from 82 million tons to 600 million tons.
Khewra Salt Mine is arranged in Pind Dadan Khan Tehsil of Jhelum District. Situated around 200 km (125 miles) from Islamabad and Lahore, it is gotten to by means of the M2 motorway, around 30 kilometers (20 miles) off the Lilla trade while going towards Pind Dadan Khan on the Lilla road.The mine is in mountains that are a piece of a salt range, a mineral-rich mountain framework reaching out around 200 km from the Jhelum waterway south of Pothohar Plateau to where the Jhelum stream joins the Indus river.Khewra mine is around 288 meters (945 feet) above ocean level and around 730 meters (2400 feet) into the mountain from the mine passage. The underground mine covers a zone of 110 km2 (43 sq. miles)