The deepest depth in the ocean is 36,198 feet (6.9 miles or 11 kilometers) at the Mariana Trench, in the Pacific Ocean well south of Japan near the Mariana Islands.
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Six times more water than the river above
A huge underground river runs underneath the Nile, with six times more water than the river above.
Read More »Sunlight can penetrate ocean water to a depth of 240 feet
Sunlight can penetrate clean ocean water to a depth of 240 feet.
Read More »Persian Gulf is the warmest sea
The Persian Gulf is the warmest sea. In the summer its temperature reaches 35.6 degrees centigrade.
Read More »The average temperature in the high Arctic
In January and February, the average temperature in the high Arctic is -29 F.
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