Tiantangzhai, known as the last primeval forest in East China, is a national 5A-rated tourist attraction in Tiantangzhai Town, Jinzhai County of Lu'an City. It is a place recognized as a national forest park, the main part of the Dabieshan (Lu'an) National Geopark, and a national nature reserve, covering a total area of 120 square kilometers with the highest peak being 1729.13 meters above sea level. This tourist resort is rich in forest vegetation and has 108 waterfalls. As the landscape presents different colors with the change of the four seasons, it is acclaimed as a paradise on the earth.