In the high desert of western New Mexico, a pocket of ancient ice has quietly endured while summer temperatures soar above it. Tucked inside a lava tube beneath an old volcanic field, this frozen ...

With winter in full swing, Iceland’s leading travel agency and tour operator shares insights into the conditions shaping this year’s ice cave season. As Iceland’s glaciers freeze into breathtaking ...

Mountaineers, cavers, and scientists ventured into the inhospitable caves at the giant volcano’s peak to learn more about how this frozen environment is changing over time. Tabby Cavendish, a ranger ...