TravelVietnam Hoa Lu, Trang An and Hang Mua Cave Day Tour from Hanoi with Klook by kumamonjeng August 3, 2022 by kumamonjeng August 3, 2022 Ninh Binh has become an increasingly popular destination for travelers in Vietnam. With endless rice fields, tall limestone mountains and amazing caves, Ninh Binh Province is a must see. Let’s…