This ice cave was one stemming from the tongue of a glacier flowing from Mount Erebus, one of the most powerful volcanoes of ...

The ice caves were just $5. Few people climbed Rainier ... “You could walk in 200 feet and still get this eerie green blue light which was awesome to see. And the cold air, even on a real ...

But during the last ice age when sea levels were much lower, the caves were the high-and-dry habitat for a completely different group of animals. On one dive into a blue hole on Great Abaco Island ...