India, June 10 -- As we keep searching for centuries-old tangible evidence of heritage in Gurugram, we often forget how lucky we are to have a portion of the one of the oldest mountain ranges of India and the world, the Aravallis, in our city and district. The Aravallis are even older than the Himalayas in terms of geological time. As per high-resolution satellite imagery records of 2013, the Aravalli hills in Gurugram district occupy an area of 11,256 hectares, of which 491 (4.36%) hectares had mines while 16 hectares (0.14%) are abandoned flooded mines. The diverse physiography of Gurugram district thus comprises this extension of the Aravalli hills along with sand dunes, sandy and alluvial plans and a small percentage of open forests....