VOV.VN - The peak of Ba Den Mountain in the southwestern province of Tay Ninh was on May 13 surrounded by white clouds which appeared just like an unidentified flying object (UFO), thrilling locals witnessing the event.

VOV.VN - Images of a rare natural phenomenon have been recorded at Ba Den Mountain in the south-western province of Tay Ninh, with its peak surrounded by white clouds which look like unidentified flying objects (UFOs).