1. Mengshan Yunmeng Scenic Area Mengshan National Forest Park is known as "natural oxygen bar" and "ultra-clean area". The negative oxygen ion content in the dense pine forest air is 854 1.67 million per cubic centimeter, which is 1.95 times that of Beijing, ranking first in China. Beautiful forest scenery and clean air quality are undoubtedly the best choice for tourists to exercise, keep fit and relax outdoors. 2. Yishui Tianchang Wangcheng Scenic Area Tianchang Wangcheng Scenic Area is located 40 kilometers northwest of Yishui County, at the intersection of Yishui, Yiyuan and Mengyin counties in the hinterland of Yimeng Mountain. The main scenic spot, Wangji Valley, is surrounded by more than 60 hills and is called the first of 72 scenic spots in Yimeng. 3. China Stone City China Kistler City is located one kilometer north of Feixian County, Linyi City, Shandong Province. It is the largest ornamental stone base in China, a national AAA scenic spot, a key cultural tourism industry project in Shandong Province, a key development project of the Provincial Department of Land and Resources, and a key project of Linyi City. 4. Daigu landform is located in Daigu Town, Mengyin County, at the junction of Linyi, Laiwu and Zibo. Yimeng mountain area is 72 kilometers, of which Dai Gu accounts for 30%. There are many clusters in China, which are similar in appearance, rough and majestic, concentrated in distribution and beautiful in shape. It is rare in the plastic landforms of China and unique in the plastic landforms of the world. 5. Guanshan Scenic Area National AAA Scenic Area Guanshan Scenic Area is located in Cangmashan Provincial Scenic Area. She faces the sea in the east and Guo Huashan in Lianyungang, one of Cangma Mountain peaks in the west. The main peak is 288.2 meters above sea level. It borders Mashan in the west and Yanwu in the north. The two peaks face each other in a saddle shape.