Fascinating pictorgraphs used by train-hopping nomads warning each other of dangers ahead and flagging 'kind' people susceptible to begging are still in use today and are posted on signs and left on ...
What is believed to be the world's oldest pictograph has been discovered at the 12,000-year-old archaeological site of Göbekli Tepe in the Anatolia Region of Turkey. The scene on the obelisk shows a ...