How about Sishui Colorful Resort?

Surabaya county Colorful Eco-health Tourism Resort has been approved by the National Tourism Administration, and has been promoted to a national 4A-level scenic spot. With Qingjie Reservoir as the center, a bay is rippling with blue waves; Surrounded by mountains and peaks. The terrain of the park fluctuates greatly, and it has a rare ecological environment of a small basin with shallow hills between mountains in Shandong. It is a typical landform integrating mountains, gentle slopes, terraces, lakes and dense forests. The first case of "Peach Blossom Jellyfish" in northern China was discovered in Qingjie Reservoir, and it is known as the giant panda in the water. The water quality is very good, which is very suitable for a healthy life.

Tickets for Colorful Resort 50 yuan/person. The scenic spot is very large, and it takes 1 day to visit it.