The Thar desert, also known as the Great Indian desert is a large arid region in the north western part of the Indian Subcontinent that covers an area of 2,00,000 Km2 and forms a natural boundary between India and Pakistan.
Marusthali means sand-dune. It covered eastern portion of the Great indian Thar Desert in western Rajasthan. It extends over about 24,000 square miles north of the Luni River
