In Halong Bay In Hanoi, Vietnam From First-person In Boat Seen River And Grotto (Stock Footage)

In Halong Bay In Hanoi, Vietnam From First-person In Boat Seen River And Grotto (Stock Footage)

In Halong Bay in Hanoi, Vietnam from first-person in boat seen river and grotto. Then the boat comes up out of the cave and seen mountains, trees

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