Core Viewpoint - Yan'an has transformed significantly over the past 80 years, evolving from a revolutionary base to a vibrant red tourism destination, attracting over 47 million visitors last year [1][11]. Group 1: Historical Significance - Yan'an served as the political center for the Chinese Communist Party from 1935 to 1948, playing a crucial role in the Anti-Japanese War and the Chinese liberation struggle [1]. - The Central Auditorium, built for the Seventh National Congress of the Communist Party, represents a blend of Western architectural styles and traditional cave structures [3][5]. Group 2: Cultural Heritage - The cave dwellings in Yan'an, including those where Chairman Mao lived, symbolize the hardships faced by leaders and the local populace during revolutionary times [7]. - The "Red Scarf" explanation team, consisting of local schoolchildren, has been providing guided tours for over 30 years, enhancing the cultural experience for visitors [10]. Group 3: Tourism and Economic Impact - The red tourism industry in Yan'an is thriving, with daily visitor numbers exceeding 10,000 during peak seasons, contributing to the local economy [11]. - In 2024, the total number of visitors is expected to surpass 47 million, with total spending projected to exceed 38 billion yuan, indicating a growing interest in red culture and history [11].