Vertical Caves: Exploring Blue Holes

Tourists and hard-core adventurers are attracted to underwater caves around the world, some hundreds of feet deep. Free divers sink into the darkness without supplemental oxygen for record-breaking dives. Above, the Blue Hole in Belize Barrier Reef. Open gallery…

193 notesShowHide

  1. livvylover reblogged this from discoverynews
  2. mathsismylife reblogged this from discoverynews
  3. west-ryder-silver-bullet reblogged this from discoverynews
  4. companioncube76 reblogged this from discoverynews
  5. wwegirl01 reblogged this from geologise
  6. i-am-jason-grace reblogged this from discoverynews
  7. hastygetaway reblogged this from discoverynews
  8. travelwithfood reblogged this from geologise
  9. pyrokosus reblogged this from discoverynews and added:
    Blue holes are terrifying.
  10. ph0tofad reblogged this from discoverynews
  11. bluesaintdrug reblogged this from geologise
  12. rosemarymonday reblogged this from discoverynews
  13. deep-in-the-oceans reblogged this from geologise
  14. ekranoplaneador reblogged this from discoverynews
  15. lifesshort reblogged this from geologise
  16. journey-is-life reblogged this from geologise
  17. tickettoheaven reblogged this from geologise
  18. mente-radical reblogged this from geologise
  19. relivethesplendor reblogged this from discoverynews
  20. potassiumkhaleesi reblogged this from discoverynews