The most dangerous worldview is the worldview of those who have not viewed the world.
- Alexander von Humboldt
World champion free-diver Pierre Frolla sinks without air to depths unreachable by most scuba divers. One day he nearly didn't make it back to the surface.
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CLIMBERS WITH THE ACSP ON THE FINAL SUMMIT RIDGE OF CERRO PISCO. CORDILLERA BLANCA, PERU. PHOTO BY STEVE BYRNE