CNN Money: In Afghanistan, where decades of warfare have ravaged the country, there’s a beautiful green oasis tucked between the mountains that’s home to something rare and precious. The Panjshir Valley, located north of Afghanistan’s capital Kabul, is an area rich with more than 172 emerald mines. Known as Panjshir emeralds, the gems boast a unique bluish-green color that make them among the country’s most-iconic treasures. Click here to read more (external link).