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

Underground rivers and streams forged the cave's passages, which are made up of rocks that have preserved marine sediment from the Carboniferous period (358.9 million to 298.9 million years ago).

"It's like diving in a cave in a sense that the ice is a roof above your head. You can't just go up anywhere you need to find an exit hole." Pre-dive, the trainees don special clothing to protect ...

Done skiing for the day but not ready to go inside? Many ski resorts have seasonally open ice skating rinks, some of which are as world-class as the skiing. Once you're done skiing pow or smashing ...

Radiocarbon dating of the material suggested they lived there from about 29,000 to 11,000 years ago, although it is unclear precisely when the cave paintings were made.