Such plenty, watered within these oases, encouraged people to settle. By at least 2,500 years ago, the AlUla valley served as a transit point for long-distance trade. Archaeologist Abdulrahman ...

01:20:00Since time immemorial, the development of peoples and intercultural exchanges along ancient trade routes have played a crucial role in the evolution and transformation of human civilization.

PBS Digital Studios & ITVS are pairing up for the first season of "Spice Road," a food and travel series created by Oscar-nominated filmmaker Sami Khan and actor/writer Rupak Ginn. The four-part ...