The incident occurred at 4pm of October 29, on the Long Bien Bridge, the oldest bridge in Hanoi.
According to witnesses, the woman looked smart in a striped skirt. She walked from Tran Nhat Duat Street to the path leading to the ancient Long Bien Bridge. The woman suddenly stopped at the middle of the road, slowly shed her skirt then her underwear and threw them on the ground.
After some minutes, she put her clothes on.
About 20 minutes later, the woman once again undressed and stood naked for hours to see the sunset.
After being informed about the strange woman, some policemen were sent to the site but the woman had left already.