Tourists riding on camels pass a camel traffic light at the Mingsha Mountain and Yueya Spring scenic area in Gansu, China on Feb 14. - CHINA DAILY/ASIA NEWS NETWORK
LANZHOU: A line of camels appeared as silhouettes as the sun set on snow-covered dunes, their bells evoking the grandeur of the ancient Silk Road as they rang through the desert.
But the reason they were stationary had a distinctly modern twist - a camel traffic light.
