Morning Overview on MSN
Giant tunnels in South America exist, and humans didn’t build them
Deep beneath the hillsides and suburbs of Brazil, there are tunnels so vast and regular that they look like abandoned subway ...
Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...
The Daily Galaxy on MSN
Scientists have found massive underground tunnels in South America, and they weren’t made by humans!
Beneath the rolling hills of southern Brazil and northern Argentina, an extraordinary discovery has stunned scientists: giant ...
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