Hongyadong, also known as Hongya Cave, is a renowned architectural complex in Chongqing, China, celebrated for its traditional stilted houses and vibrant commercial activity. Perched on the banks of the Yangtze River, this multi-layered complex offers a blend of ancient architectural styles and modern conveniences, providing visitors with a rich cultural experience. The area is free to explore and is particularly enchanting at night when it is illuminated by a dazzling light show, creating a memorable spectacle against the city's skyline.