Owing to the commonweal characteristic of common tourism resources, most countries emphasize its non-economical values, such as society value, culture value, science and education value and social welfare value, and thus adopt the free-charge or low-price policy. However, the Domino effect of ticket prices appreciation recently was brought about in World Heritages site and National Parks of China. Chinese common attractions seem to prefer their economic value to non-economic values. So people appeal to government for free-charge or low-price policy in order to realize the commonweal characteristic of common tourism resources and achieve their public fight-tourism right. However, from tourist opinion, the paper analyzes the overuse problems arose from free-ticket of common tourism resources through game theory and further identifies their game strategies, hopefully providing a good explanation to tourists＇ misbehavior. It is concluded that it is difficult for common tourism resource attractions to. carry out free- charge policy and achieve Positive game as well. Without effective regulation and perfect law system, the overuse of common tourism resources would bring about Common Tragedy. Therefore the prevailing free- charge or low-price policy in other countries is not suitable for China at the present time, especially for those rare and vulnerable tourism resources.