HCMC helicopter, Son Doong tours among 20 unique Vietnamese experiences

A helicopter tour over Ho Chi Minh City and an expedition into the world’s largest cave Son Doong have been listed among 20 unique travel experiences by Vietnamese record organization VietKings.

Source: VNExpress International,
https://e.vnexpress.net/news/travel/hcmc-helicopter-son-doong-tours-among-20-unique-vietnamese-experiences-4525424.html