A weekend nature retreat in Ninh Binh

A paddleboat tour amid limestone karst mountains, a climb up Mua Cave and the world’s largest population of Delacour’s langurs are among the attractions Ninh Binh has to offer.

Source: VNExpress International,
https://e.vnexpress.net/news/travel-guide/a-weekend-nature-retreat-in-ninh-binh-4476882.html