Chongqing, hailed as the "Mountain City," is a unique and vibrant metropolis in China. Among its many landmarks, the Qiansimen Bridge stands out as a remarkable engineering feat. Spanning the Jialing River, this cable-stayed bridge is a vital link, enhancing the city's transportation network. The Qiansimen Bridge features an eye-catching design with its high-soaring twin towers and cables stretching like harp strings that come together in a visually stunning effect. Adjacent to the bridge is the famous Hongya Cave, a traditional-style complex.