Kaifeng is a city in central China’s Henan province, just south of the Yellow River. Rebuilt many times, the city was the Northern Song Dynasty capital from the 10th to 12th centuries. Dating to that period is the Iron Pagoda, a 55m-tall octagonal structure built in 1049. The city’s Qing-era Daxiangguo Temple is noted for a 7m-high bodhisattva statue with approximately 1,000 hands. There are currently nearly 5 million people living in its metropolitan area. Located along the southern bank of the Yellow River, it borders the provincial capital of Zhengzhou to the west, Xinxiang to the northwest, Shangqiu to the east, Zhoukou to the southeast, Xuchang to the southwest, and Shandong to the northeast. Kaifeng has a monsoon-influenced humid subtropical climate winters are cool and mostly dry while summers are hot and humid.