A still image taken from some 60 hours of time-lapse video shot in the Waitomo caves in February.Credit...Jordan Poste/Stoked for Saturday In the Waitomo caves in New Zealand, thousands of blue lights dangle from the ceilings, twinkling like stars in a night sky. Tourists flock to the caves, awe-struck by the starry night illusions all around them. But the truth about this natural wonder may be ha