If Twin Falls leaves you thirsty for more, follow Richland Creek a quarter of a mile downstream to find this hidden charmer.

I swam in fresh water caves, jumped off waterfalls and rediscovered some forgotten trails and hidden gems. (Story continues below photos.) Of course, not every hike was perfect.

MINGORA: A newly-discovered cave waterfall in Kalam valley has become a major tourist attraction with visitors showing up in large numbers to enjoy splash of cold water amid a sense of mysteriousness.

Secret Caverns. A 100-foot underground waterfall sets Secret Caverns apart: The natural spectacle is rare nationally and the only underground waterfall known in any New York cavern. The cave is ...

A spectacular underground cave with a waterfall twice the height of Niagara Falls has been opened up to the public. Gaping Gill cavern in the heart of the Yorkshire Dales is closed off to the ...

Cave-digging artist finds inspiration underground 05:30. It seems artistic inspiration can be found throughout the New Mexico landscape -- and maybe even beneath it, as our Lee Cowan has discovered: ...