Thar Desert view the fragile and beautiful ecosystem of the Thar desert. This form of tourism provides income to many operators and camel owners in Jaisalmer as well as employment for many camel trekkers in the desert villages nearby. People from various parts of the world come to see the Pushkar ka Mela (Pushkar Fair) and oases. Rajasthan is pre-eminent in quarrying and mining in India. The Taj Mahal was built with white marble mined from Makrana in Nagaur district. The state is the second largest source of cement in India. It has rich salt deposits at Sambhar. Jodhpur sandstone is mostly
Thar Link Express Thar Link Express Thar Link Express () is the Indian portion of the international passenger train Thar Express operated weekly by Indian Railway using its own coaches and locomotives, between Jodhpur and Munabao. Passengers from Munabao then clear customs and are transported to across the border to Zero Point station where the Thar Express takes passengers to Karachi, Pakistan. The track between Barmer, forming part of the then Jodhpur princely State, and Shadi Palli in Sindh, on which the current Thar Link Express runs, was opened in December 1900 to run the Sind Mail, which ran between Bombay and Karachi