Known for its pristine waters, verdant surrounds, and trout fishing, this breathtaking alpine lake lies 3,710 meters above sea level. For trekkers pursuing the Kashmir Great Lakes Trek, it is a ...
Why it's incredible: The lake is one of the largest on Earth, but it lies beneath several miles of ice. Lake Vostok is a giant lake in Antarctica that is similar in size to North America's Lake ...
Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet ...