Rakhigarhi in Hisar district of Haryana has been a very important site of Harappan civilization. It is one of the largest settlement of Harappan civilization. Talking exclusively to All India Radio News at Rakhigarhi, Joint Director General of Archaeological Survey of India Dr Sanjay Kumar Manjul said, there are seven mounds at the site and excavation is underway at Mound 1, Mound 3 and Mound 7.<br />''<br />''He said, the site is too vast and it is spread over more than three thousand five hundred hectares. The cultural span of the Harappan Civilization can be broadly subdivided into three periods, early 3300 BC to 2600 BC, mature 2600 BC to 1900 BC and late 1900 BC to 1700 BC. Dr Manjul said different mounds have different depositions that shows the cultural continuity. Rakhigarhi site is one of the five iconic sites declared by the Centre.<br />''<br />''<br />''<br />