Holding over a century of captivating and often chilling history. Some people visit Idaho for its rugged landscapes and water adventures. But did you know you can also see something captivating, chilling, and completely unusual here? If you don’t mind having a touch of history in your plans, then you should see the Old Idaho Penitentiary in Boise. After all, it is one of the state’s most intriguing landmarks to this day with tales of those who once walked its cellblocks.