Thar Express Thar Express Thar Express () is an international passenger train operated weekly by Pakistan Railways between Karachi and Khokhrapar. The trip takes approximately 7 hours, 5 minutes to cover a published distance of , traveling along a stretch of the Karachi–Peshawar Railway Line and Hyderabad–Khokhrapar Branch Line. Upon reaching Zero Point railway station and clearing customs, passengers cross the border to Munabao, India and board the Thar Link Express to Jodhpur. The Thar Express is a continuation of the previous "Sind Mail" which was revived after a period of 41 years on 18 February 2006. The Thar Express travels along
Thar Desert or man-made (johads), are often the only source of water for animals and humans in the true desert areas. The lack of a constant water supply causes much of the local population to live as nomads. Most human settlements are found near the two seasonal streams of the Karon-Jhar hills. Potable groundwater is also rare in the Thar desert. Supplies are often sour due to dissolved minerals, and are only available deep underground. Wells that successfully bear sweet water attract nearby settlement, but are difficult to dig, possibly claiming the lives of the well-diggers. According to 1980 housing census in