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 Desert high winds. But the poverty leaves no other option to these jhugiwalas (people living in jhugis). The river Luni is the only natural water source that drains inside a lake in the desert. It originates in the Pushkar valley of the Aravalli Range, near Ajmer and ends in the marshy lands of Rann of Kutch in Gujarat, after travelling a distance of 530 km. The Luni flows through part of Ajmer, Barmer, Jalor, Jodhpur, Nagaur, Pali, and Sirohi districts and Mithavirana Vav Radhanpur region of Banaskantha North Gujarat. Its major tributaries are the Sukri, Mithri, Bandi, Khari, Jawai, Guhiya and