In ancient time when the commander or king go to war and won the war then when they back to the capital city. We always heard the sound of victory from the Drum Tower. Another reason when the enemy nearly go in the city then the sound up from Drum tower to be according to people in city and king to prepare moving to safe place before enemy go in the city. This tower was built in 1380 (Ming Dynasty) and renovated twice in Qing Dynasty (1644-1911), in this picture is The Drum Tower in xian city, shannxi province where is the biggest tower in china. In nowadays with a long history, this tower is become one of the most attraction place for Chinese tourism and also foreign tourism too for who want to traveling to Xian city.