Hidden along a scenic trail in California's northern wilderness, this waterfall lets you walk behind its thundering cascade through a natural cave.

Check out one of these 11 hidden gems in New York this summer, from waterfalls to caves, all within a three-hour drive of ...

Hidden in little-known corners of the Peak District and even inner-city parks are magical waterfalls just waiting to be discovered this summer. Using information provided by Muddy Stilettos, we’ve ...