Flood waters submerged the 23 Thang Tam Street in front of the Meridian Gate, also known as the South Gate, the main gate to the Imperial City in Hue, leaving visitors to wade in water.
Torrential rains have been lashing central Vietnam in the past three days due to the impact of a mass of cold air, with Thua Thien Hue among localities being hit hardest.
Several places in its capital Hue City received more than 800 mm rainfall in 24 hours, and the entire city was flooded by Wednesday night.