Travel photographer Anton Petrus, from Kiev, Ukraine, captured rare images of the colorful ice stalactites after crawling deep into the caves of Olkhon Island, which is situated in the middle of what ...

Etched on the surface of Earth are marks of our planet's remarkable history. One such notable imprint is Lake Baikal in Siberia. Persisting for as many as 30 million years, it is the oldest freshwater ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Lake Baikal is the world’s oldest and deepest lake. It’s at ...

Lake Baikal is so big it makes its own horizon, one not always visible in winter when the snow and clouds can blend with the lake’s ice, eliminating all perspective from the landscape. But what hope ...

A group of Russians completed an icy swim across Lake Baikal in Siberia on Wednesday in an effort to draw attention to ecological threats facing the world's largest freshwater lake. The four men and ...