Biking through Cao Bang’s lovely landscapes 11 November 2023 bwsadmin News Travel Vietnam Thirty cycling enthusiasts from HCMC last month pedaled into Cao Bang, including its challenging but picturesque Khau Coc Cha Pass. Source: VNExpress International, https://e.vnexpress.net/photo/places/biking-through-cao-bangs-lovely-landscapes-4673530.html