Lakes in an Ocean

There’s another world beneath the ocean’s surface. Come join us, as we explore The Depths Below. We know the Earth isn’t flat -- in any sense of the word. We see mountains -- valleys -- hills -- and holes. And the seafloor is just as diverse a landscape. But did you know that in certain places on the seafloor, like in the Gulf of Mexico, there are even underwater lakes and rivers? How is that possible? Well, these lakes and rivers form when seawater seeps up through thick layers of salt, which are prese