When I was a child, my parents took me to a cave called “Feengrotten” in Germany. This was around 30 years ago. This year, we went back again to see the cave. I was shocked: There was a whole [...]
Would you pay $50 for a bottle of water? What if you find yourself in a desert with no water around and you are about to pass out from dehydration? Does that change your perception? The secret to [...]
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