Ho Chi Minh City covets UNESCO heritage recognition for Cu Chi Tunnels
City authorities say the war-era tunnels meet UNESCO criteria in terms of outstanding global value, integrity, and authenticity
Vietnam's Thien Duong Cave wins Asia record for unique stalactites, stalagmites
The Vietnamese cave has been recognized by the Asia Book of Records for having 'the most unique and magnificent system of stalactites and stalagmites' in Asia