This massive sand dune in Iquique, Chile has become a popular spot for an activity called sandboarding http://on.natgeo.com/2iVAtuB pic.twitter.com/DSh3bQ8rNi

This massive sand dune in Iquique, Chile has become a popular spot for an activity called sandboarding http://on.natgeo.com/2iVAtuB  http://pic.twitter.com/DSh3bQ8rNi

https://twitter.com/NatGeoTravel/status/904705829273731074