Instagram users @HumzaDeas, @lastsuspect, and @demidism are three of New York City's "Outlaw Instagrammers."
Outlaw Instagrammers are young teens and 20-somethings who illegally scale buildings and bridges late at night to score some amazing images.
The phenomenon was brought from underground when New York Magazine profiled @HumzaDeas. After that, New Yorkers couldn't get enough of the Instagrammers' risky photos.
We compiled a few of our favorite pics from the three photographers listed above.
Warning: Your palms will sweat.
The "Outlaw Instagrammers" are pretty fearless.
They climb some of the tallest buildings ...
... and bridges
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