Kentucky - Ale-8-One
The Ale-8-One production center is based in Winchester, Kentucky, and is a popular ginger-and-citrus soda. It's the only soda invented in Kentucky that still exists. Talk about a longstanding classic.
Louisiana - Delaware Punch
Despite what you're thinking, Delaware Punch isn't named after the state. It's actually named after a variety of grape. Delaware Punch is a Southern, grape-flavored drink that is still found in some select stores.