Core Insights - The unique cave exploration activities in Beijing's Fangshan district have gained popularity among tourists during the "May Day" holiday, with significant visitor numbers reported [1][3] - The local government and tourism operators are emphasizing the importance of protecting these geological treasures while promoting tourism [4][6] Group 1: Tourist Attraction and Visitor Statistics - The Silver Fox Cave features various geological formations and typically receives around 600 visitors on weekends, with daily numbers exceeding 1,000 during the holiday [3] - The Yunshui Cave, another significant cave in Beijing, is 613 meters long and formed between 400 million to 1 billion years ago, also experiencing an increase in visitor numbers during the holiday [4] Group 2: Environmental Protection and Awareness - Experts highlight the need for visitors to avoid touching stalactites and other formations to prevent damage caused by pollen and spores from human contact [8] - The geological formations in these caves, primarily composed of soluble rocks like dolomite, took millions of years to develop, underscoring the importance of conservation [6] Group 3: Economic Impact and Local Development - The popularity of cave tourism has led to the development of new business opportunities in the surrounding areas, including the establishment of 50 guesthouses in Shangying Water Village [10] - Local tourism initiatives include offering fresh seasonal produce in restaurants and activities like mining-themed train rides and camping during the holiday [10]