People are wondering whether the daredevil who tagged the volcanic rock with words in white paint climbed up the cliff or ...

Gaping Gill waterfall is in a cave in North Yorkshire - its main chamber measures 129m long, 31m high, and 25m wide ...

We take on a 280-foot rappel down a powerful underground waterfall deep inside a river cave. This is part 3 of our journey, and things get even more intense as we descend into one of the most remote ...