Subject(s): Harappan civilization -- Urban culture -- Tribes -- Geology -- Indus civilization -- archaeology -- Land without rivers : River less vibrant land, realm of sand dunes, theater of history of India, -- Physiograhic layout and geological setting of Saraswati- Sindhu land : Terrane, formation of saraswati - sindhu plain, structure and tectonics, cause of tectonic tumult, records in sediment succession, drainage deviation, vagaries of climate, tracing course of river saraswati- fossil waters, saraswati delta and Samudrasangam -- Peoples of land of saraswati :Congenial environment, stone age settlements, Pre- harappan settlements and early civilization -- Disappearance of saraswati, submergence of Dwarka : Mass migration of people, river diversion, tectonic upheaval, tectonic turmoil in Aravali domain, aftermath of saraswati's tragedy, river saraswati and Harappan civilization in ancient literature