The entrance to an Ice Age cave that nobody has entered for 16,000 years has been discovered in southern Germany. During excavations in the town of Engen, in the district of Konstanz, a team led by Dr ...
At around 125 million years old, the Cascade Caverns cave is geographically young, but it obviously holds a lot of history. Spelunking through the entrance, your change in elevation is marked by a ...
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