Ha Long Bay has attracted millions of visitors who come to enjoy its breathtaking views and experience other activities4/15Ha Long Bay has attracted millions of visitors who come to enjoy its breathtaking views and experience other activities.unbreathableheartbreakingawe-inspiringunforgettableGiải thíchĐáp án C Breathtaking = awe-inspiring (đẹp đến nghẹt thở)