America is such a vast place. Many tourists have no idea where to go and what to see when planning a trip to this huge nation. In fact, domestic tourists can find themselves in the same situation. Many people born in the United States have only experienced a small number of the fantastic destinations that this great country has to offer. There are so many states, and each one feels like a small country. So, how should you begin your exploration of this ginormous nation? Well, these are four of the most exhilarating U.S. destinations to experience.