A Pemon indigenous porter walks on the road to Mount Roraima, near Venezuela's border with Brazil January 13, 2015. Once impenetrable to all but the local Pemon indigenous people, now several thousand trekkers a year make the six-day hike across Venezuela's savannah, through rivers, and up a narrow path that scales Mount Roraima's 600-meter cliff-faces. (Photo by Carlos Garcia Rawlins/Reuters)
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