Dien Tho Palace is a huge historical palace located in the city of Hue, and is one of the most important historical monuments in it, as it is the palace that was dedicated exclusively to the mother of the emperor. This palace is considered the largest architectural system in the ancient capital of Hue, and consists of more than 10 buildings arranged in a rectangular wall about 100 meters wide and 150 meters long, with unique geometric designs, full of color!