After noticing a visitor drop a phone into a pond while visiting the Imperial Citadel, a photographer immediately waded into the water to help retrieve the lost item.

Kien Trung Palace stands as a significant architectural landmark in the Nguyen Dynasty's court system at the beginning of the 20th century.

According to the center's assessment, the increase in the number of visitors to the heritage sites was thanks to the effects of the Four Seasons Festival and corresponding festivals.