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  • Socotra archipelago in Indian Ocean
  • Salar de Uyuni (or Salar de Tunupa) in Bolivia
  • Sossusvlei in Namibia
  • Zhangjiajie, China
  • The Grand Prismatic Spring in Yellowstone National Park
  • Great Blue Hole in Belize Barrier Reef
  • Tsingy de Bemaraha Strict Nature Reserve on Madagascar
  • Fly Geyser
  • The Door to Hell (Derweze) in Turkmenistan
  • Richat Structure in Mauritania
  • Zambia
may 2 2013 ∞
may 21 2013 +