Zinfandel, also known as Zin, in Europe known as Primitivo, is a red-skinned wine grape. It's also popular in California for its intense fruitiness and lush texture. What is the origin of this popular grape?
An ancient variety of grape was found in 2001 by scientists and vintners hunting for the origin of the Zinfandel grape in ________. Called Crljenak Kastelanski, only nine vines survived in one vineyard that dated back to Roman times.