scenic halong bay in vietnam, misty limestone islands rise from emerald waters

wonder waters water view vietnam vacationspot vacation unesco undefined tropical travel tranquilescape tourism timelessbeauty sunlit stunning sightseeing setting serenity serene scenic romantic rise relaxing peaceful paradise ocean nature naturalwonder misty mesmerizing magical limestone landscape islands iconicview horizon hiddentreasure hiddengem halongbay halong greenwaters getaway floating featuring exploration exotic emerald destination culture crystalclear coastal cliffs breathtaking boats bluehorizon beauty bay adventure