Santa Maria Volcano is a large active volcano in the ...
Villarrica, one of Chile's most active volcanoes erupted in ...
Mount Pinatubo is an active stratovolcano located on the ...
An earthquake (also known as a quake, tremor or temblor) is ...
Any object that orbits a celestial body, such as a moon. ...
Slowly falling precipitation in the form of tiny water ...
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