At present, with the acceleration of urbanization and the strong embedding of foreign cultures, traditional urban culture faces serious threats and disintegration. Cultural faults have become a common problem in Chinese cities. As one of the four centrally administered municipalities in China, Chongqing has a history of two thousand years. In recent years, with the development of modernization, Chongqing’s original unique regional urban characteristics are gradually disappearing. This paper selects the most representative urban landscape of Chongqing as the research object. The purpose of this paper is to find out the phenomenon of cultural regeneration of Chongqing Bayu culture in modern landscape design, and to find out the method of cultural regeneration of traditional Bayu culture in modern landscape. In order to achieve this goal, this paper uses the research method of case investigation. First, select the landscape of the Three Gorges Square, which best represents the image of Chongqing city, for investigation. Then through the on-the-spot investigation, shooting records, conversation records and other forms, the investigation found out the phenomenon of the regeneration of Chongqing Bayu culture in the square landscape, and finally, by analyzing the phenomena appearing in the landscape of these Bayu cultures, the traditional methods of cultural regeneration in the modern landscape can be analyzed.