Thar Desert hide and wool industries are prominent. The desert's part in Pakistan also has a rich multifaceted culture, heritage, traditions, folk tales, dances and music due to its inhabitants who belong to different religions, sects and castes. In the years 1965 and 1971, population exchanges took place in the Thar between India and Pakistan. 3,500 Muslim families shifted from the Indian section of the Thar to Pakistani Thar whilst thousands of Hindus also migrated from Pakistani Thar to the Indian section of the Thar. The Sarasvati River is one of the chief Rigvedic rivers mentioned in ancient Hindu texts. The Nadistuti
Thar Desert during summer days. "Tecomella undulata" has medicinal properties as well. The bark obtained from the stem is used as a remedy for syphilis. It is also used in curing urinary disorders, enlargement of spleen, gonorrhoea, leucoderma and liver diseases. Seeds are used against abscess. Desert safaris on camels have become increasingly popular around Jaisalmer. Domestic and international tourists frequent the desert seeking adventure on camels for anything from a day to several days. This ecotourism industry ranges from cheaper backpacker treks to plush Arabian night style campsites replete with banquets and cultural performances. During the treks tourists are able to