Interior of the Sung Sot system on Bo Hon Island, lit up by artificial coloured lights showing stalactites and stalagmites, Ha Long Bay, Vietnam

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Interior of the Sung Sot or Surprise cave system on Bo Hon Island, lit up by artificial coloured lights showing stalactites and stalagmites, Ha Long Bay, Vietnam

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Size: 4000px × 2657px
Photo credit: © RZVI_Images / Alamy / Afripics
License: Licensed
Model Released: No

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