Uncharted sinkhole discovered in north-central Vietnam
Neither the local nature reserve nor the rangers have been aware of its existence before
Giant sinkhole appears in north-central Vietnam neighborhood
Residents of Quang Phu Commune in Dong Hoi City say that this sinkhole emerged after two days of torrential downpour
Dangerous sinkhole appears in Ho Chi Minh City
The sinkhole poses high risks of traffic accidents
Well drilling triggers massive sinkhole in Hanoi
The cavity spreads over 10 square meters
Massive sinkhole frightens neighborhood in north-central Vietnam
No casualties were reported