LAKE TAHOE — One independent researcher is working to uncover the secrets hidden at the bottom of Lake Tahoe. Instead of a submarine, he's using a custom-built rover. The mysteries of the deep ...
Located in southern eastern Siberia, Russia, Lake Baikal holds the title of world's deepest lake, with a maximum depth of 5,315 feet. It's also one of the Earth's oldest freshwater lakes ...
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