shutterstock It is not easy to make a list of the best waterfalls of the United States, because the choice will be completely subjective. But who knows, maybe in this question you will be among our associates? Waterfall Grande, AZ Waterfall Grande — a little-known attraction in Arizona, the Navajo, which are not drained by flow of tourists. And absolutely nothing, because in height it surpasses the famous Niagara falls!…