Personal recommendation:
Day 1: Go to Weihai Bay and have fun in the sea.
Go to Liu Gongdao and experience the history of the Sino-Japanese War.
The next day: Go to Chengshantou, the first of the eight most beautiful coasts in China.
Go to Weihai International Bathing Beach and enjoy high-quality beaches and rich entertainment facilities.
Day 3: Go to Shengjing Mountain and experience the birthplace of China Taoist Quanzhen School.
Go to Swan Lake and enjoy the beauty of the largest swan habitat in Asia.