ENVIRONMENT AND TOURISM

US Assistant Secretary of State and 10 Ambassadors to conquer Son Doong Cave

18 March 2016 | 11:07:00 AM

Quang Binh provincial People's Committee on March 8th announced US Assistant Secretary Tom Malinowski will participate in the tour to conquer the world's largest cave Son Doong from May 11th to 17th, 2016.