Mo So, an amazing and ancient cave in Hà Tiên by | Jan 21, 2023 | Uncategorized | 0 comments Mo So means white stone. That is the name the Khmer people called the interconnected caves, with many nooks in the mountain, its walls are limestone. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name Email Website Save my name, email, and website in this browser for the next time I comment.