The Guishan Han Dynasty Tombs is one of the main attractions of the Xuzhou Guishan Scenic Area. It is the tomb of husband Liu Zhu, the sixth Western Han King of Chu, and his wife. The tomb consists of two graves and fifteen burial chambers completely excavated by man power. The tomb project is vast and imposing, a rare sight to behold. In particular, there are the four great mysteries that have not yet been uncovered. They attract countless visitors from home and overseas who probe their secrets.