This paper selects four representative historical and cultural blocks in China as the research object, and analyzes the social semantic network analysis, high-frequency word comparison analysis and sentiment analysis by analyzing the network texts of four historical and cultural blocks. The overall perceptual image of the cultural block is characterized by historical and cultural backgrounds, with a culinary experience as the mainstay, and a tourismperceived image represented by local characteristic infrastructure. Tourists’ perceptions of his...
