Precision Chronology (IMAGE) Max Planck Institute of Geoanthropology Caption According to new research, nomadic horse culture -- famously associated with Genghis Khan and his Mongol hordes -- can trace its roots back more than 3,000 years in the eastern Eurasian Steppes, in the territory of modern Mongolia. Credit Photo: William Taylor Usage Restrictions The image may only be used with appropriate caption and with credit to the photographer William Taylor. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.