These people are risking their lives in a multimillion-dollar industry you've likely never heard of. https://on.natgeo.com/2EM7P9u

These people are risking their lives in a multimillion-dollar industry you've likely never heard of. https://on.natgeo.com/2EM7P9u 

https://twitter.com/NatGeoTravel/status/1076998413462441984