April 22, 2018, 10:03 a.m.
The formation of Guaiba river
400 milhon yeas ago after sucessives ocean risings. The images are 120 mi years apart.
457 views origin
- April 24, 2018, 10 p.m.
A lake does not have a stream, but the Guaiba have a stream. It is a river
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people will argue its a lake you know