Popsugar Living Travel Inspiration National Geographic's Best Beaches in the World The 21 Most Amazing Beaches on Earth June 23, 2017 by Macy Cate Williams View On One Page Photo 11 of 21 ADVERTISEMENT () Start Slideshow A photo posted by Matthew Thomas (@riversma) on Nov 28, 2016 at 12:56pm PST Share This Link Copy ← Use Arrow Keys → 11 Reynisfjara Beach, Iceland Previous Next Start Slideshow Travel InspirationTravelNational Geographic