Pre-historical sites of Rajasthan | राजस्थान के प्रागैतिहासिक स्थल
Pre-historical sites of Rajasthan | राजस्थान के प्रागैतिहासिक स्थल: The pre-historical period is the period of time before written records were kept. It began with the first appearance of humans on Earth, around 300,000 years ago, and ended with the invention of writing, around 5,000 years ago. The pre-historical period is divided into three main … Read more