Are you familiar with Saffron? It's a spice used in cooking, medicine and perfume. It's the most expensive spice in the world. It can sell for up to 1,200 dollars a kilogram or 15 dollars for just a couple of grams. A major producer in Africa, Morocco produces nearly seven tons of saffron every year, over 90 percent of which is cultivated in the Taliouine region, which lies at the heart of the industry.