Instructions: This answer to this question can be given by writing its location and the name of the river with which it was associated. It must also include the time period in which it flourished.
Solution: Indus valley civilisation was one of the most advanced civilisations which existed in the north-western region of the Indian subcontinent during the Bronze Age.
The main centres of this civilisation existed around the river Indus and its tributaries. Thus, it derived its name as Indus Valley Civilisation. It is also known as the Harappan Civilisation as Harappa was a major site of this civilisation.This civilisation flourished in between 2500 BCE and 1500 BCE.