This stunning astronaut photo shows a series of milky swirls that appeared in the waters of Turkey's Lake Van, the largest "soda lake" on Earth. While the swirls look like a common natural phenomenon, ...

The U.S. is full of lakes, but the Great Lakes get all the attention. For your next trip, check out one of the five biggest ...

The planet's largest and deepest freshwater lake is also its oldest. In fact, Lake Baikal is unique. Its sapphire-blue waters ...

Lake Erie is the shallowest of the Great Lakes with an average depth of 62 feet, but it is also the most biologically productive. All of the Great Lakes rank among the 15 largest lakes in the world ...

Peak swimming temperatures in the Great Lakes typically occur in late summer/early fall. Swimming in cold lake water can lead to cold shock and hypothermia. The official start of summer is June 20, ...