9月16日，在湖南省怀化市五溪非遗园，游客（右）在后备箱非遗市集品尝芷江酸萝卜。 9月16日，在湖南省怀化市五溪非遗园，游客在体验数字化土陶制作。 9月16日，在湖南省怀化市五溪非遗园，游客在体验数字化织锦。 9月16日，在湖南省怀化市五溪非遗园，游客在体验划龙舟。 9月16日，在湖南省怀化市五溪非遗园，游客在体验数字化弓弩。 9月16日，在湖南省怀化市五溪非遗园，游客（左）在试戴黔阳竹艺编制的帽子。 9月16日，在湖南省怀化市五溪非遗园，游客在体验侗族织锦技艺。 9月16日，在湖南省怀化市五溪非遗园，游客在体验数字化织锦。 9月16日，在湖南省怀化市五溪非遗园，游客在体验数字化花瑶挑花。 ...

Core Viewpoint - The Longjin Wind and Rain Bridge in Hunan's Zhijiang County is a significant cultural and architectural landmark, showcasing traditional Dong ethnic craftsmanship and serving as a vital transportation route for the local community and tourists [1][4][19]. Group 1: Historical Significance - The Longjin Wind and Rain Bridge was built in 1591 and was the largest of its kind in China at the time of its completion [3][8]. - The bridge has withstood the test of time, enduring floods and maintaining its structural integrity for over 400 years [6][13]. Group 2: Architectural Features - The bridge spans 246.7 meters in length and 12.2 meters in width, featuring a unique design with 16 boat-shaped stone piers that effectively disperse water flow and reduce pressure on the structure [6][12]. - It employs traditional wooden mortise and tenon construction, which does not use nails or iron, demonstrating the ingenuity of Dong craftsmen [8][10]. Group 3: Cultural and Economic Impact - The bridge has transformed into a cultural commercial street, attracting tourists and locals alike with various shops and traditional food stalls, including local delicacies like pickled radishes and Zhijiang duck [14][16][19]. - The presence of non-heritage snacks and local specialties has made the bridge a culinary destination, enhancing its role in cultural transmission and community identity [14][19].