As expansive and vast as our planet is, it's still amazing - particularly if you live in an urban environment - to be reminded that there are places where people have yet to walk. With six billion plus of us shuffling about, there still remain ares where we've left no soda cans or candy wrappers behind, and there isn't a Starbucks on the corner.

A team of scientists from the US, Indonesia, and Australia have found such a place in the Foja Mountains of Papua province of Indonesia, which they entered in December accompanied by neighboring tribesman.

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