Winter in Alaska has waterfalls frozen mid-cascade, ice caves so blue they look unreal, and lakes so clear you can skate ...

On the heels of a weekend of snow and ice for tens of millions, two more winter storms are set to sweep across the United States in the coming days. TODAY’s Al Roker tracks the latest forecast.

Earth must have experienced something exceptional 10 million years ago. Our study of rock samples from the floor of the ...

Who says hiking isn't romantic? Not us. This amazing hiking trail in South Dakota is perfect for couples.

The fact that the last Ice Age resulted in rising sea levels was a lucky break. These caves essentially became the perfect low-oxygen environments for bone preservation. “Typically as a ...

The pair planned to explore the Cueva del Agua area, an underwater cave system in Spain ... She has continued rock and ice climbing, hiking in the High Peaks of the Adirondacks, and paddling ...

The 1970s is one of the most consequential decades in cinema. Relive the best moments from epic movies like Jaws, Star Wars, ...

Ice Cave in Vatnajokull, Iceland.The beauty of the caves filled ... deep ice berg stock videos & royalty-free footage Unique life of fish underwater closeup in ice of Lake Baikal... Unique life of ...

Nestled between mountains and sea, Lake Macquarie offers a perfect mix of culture, cuisine, community, and an abundance of adventure.

Ice seems temporary. It melts in a glass. It disappears at a sunbeam’s touch. It ebbs with the first relief of spring. But ...