What is the deepest and cleanest lake in the world?
Lake Baikal, RussiaIt is the deepest lake in the world and the largest freshwater lake by water volume. It even has its freshwater seal species that is endemic to the area. But apart from its incredible depth, Lake Baikal is also known to have one of the clearest and cleanest waters globally.
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Situated in south-east Siberia, the 3.15-million-ha Lake Baikal is the oldest (25 million years) and deepest (1,700 m) lake in the world. It contains 20% of the world's total unfrozen freshwater reserve.
Lake Annecy, FranceLocated in the Haute-Savoie department, which borders Italy and Switzerland, Lake Annecy is a pristine body of water that's often called the cleanest lake in Europe, thanks to strict environmental regulations set in place in the 1960s.
But the country is also famous for having the clearest lake in the world! Blue Lake has underwater visibility up to 70 to 80 meters or 230 to 260 feet down, which is insane! Apart from being the world's clearest lake, it's also the clearest body of natural freshwater.
Lake Ohrid is considered the deepest and oldest lake in Europe. It was reported that the Lake has the most biodiverse freshwater bodies of water in the world with many endemic species.
Known as one of the clearest lakes in the world, Rotomairewhenua in New Zealand is estimated to have a visibility of almost 80 meters. Blue Lake's water is so clean, its clarity is comparable to distilled water.
Roopkund (locally known as Mystery Lake or Skeleton Lake) is a high altitude glacial lake in the Uttarakhand state of India. It lies in the lap of Trishul massif.
The Sarno, known as Sarnus to the Romans, is a stream that passes through Pompeii to the south of the Italian city of Naples. It is considered the most polluted river in Europe.
Lake Karachay is a small lake in western Russia's southern Ural highlands. It is regarded as the most polluted lake or even site on the planet. The lake, which is only one square mile in size, was used by the Soviet Union as a nuclear waste dump for 12 years between 1934 and 1957.
Land of No LakesSaudi Arabia, the world's largest country without a lake or river, is known as the “land of no rivers.” For a country so large, this may be surprising.