It is not free. According to the business information of Haiyang Landmine War Scenic Area, as of July 26th, 2023, the adult tickets are 120 yuan/person, and the preferential policies are: children under 2m (excluding) are free, and the elderly are over 70 years old (including) with valid certificates, and the price is 80 yuan/person. The mine warfare scenic spot is located at 10 km north of Haiyang, covering an area of more than 6,000 mu, with a total investment of 270 million yuan.