This spring has outstanding water clarity, so it's no surprise that ... Florida National Park Is One of the Least-visited and Most Beautiful in the U.S. — and I Camped There to See Its ...

Grand Prismatic Spring ascended from a beautiful backwater spot to the second most popular destination in Yellowstone ...

There are many crystal-clear springs where water temperatures average year-round ... you can float in an inner tube or enjoy one of the most beautiful freshwater dives in the country — or ...