ff77dcf9076e80285faa78efb3330ff8 ← Previous Halong Bay, Vietnam Travellers to this UNESCO World Heritage Site are known to take midnight swims to see the black water illuminate their bodies, watch a cresting wave of light, or see their footprints glowing in the sand. Share this using:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Tumblr (Opens in new window)Like this:Like Loading...