in Hang En cave, Quang Binh provice, VietNam 015 January 2022 A+ A- Email Print The cave is nearly Sondoong cave in Quang Binh provice, Viet Nam. Best place for camping Posted by admin Like to share? Leave a Reply Cancel replyYour email address will not be published.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. Δ