Lake Vostok is the largest of more than 140 subglacial ...
Mount Meakan is an active stratovolcano located in Akan ...
Mount Vesuvius is a stratovolcano in the Gulf of Naples, ...
Any object that orbits a celestial body, such as a moon. ...
A visible aggregate of minute water droplets suspended in ...
Indonesia has the most varieties of Coral Reefs.Its ...
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