Yellowstone Limited Edition Kentucky Straight Bourbon whiskey.While each release of Yellowstone Limited Edition is different, one thing always remains the same: a promise of top-shelf flavor with humble complexities. This years offering features a delicately balanced blend of 7-year, 15-year and 16-year-aged bourbons, finished in Marsala Superiore casks. Marsala Superiore is a dry, sweet wine produced in Italy and imparts tangy flavors of dried fruits and citrus.The 2021 Yellowstone Limited Edition is sold in custom-designed bottles featuring embossing and a high-end natural cork, making it a natural fit for the Limestone Branch family of spirits.