Photo taken on May 14, 2026 shows the Downtown area in Des Moines, Iowa, the United States. (Xinhua/Zhang Fengguo)

Photo taken on May 14, 2026 shows the building of Iowa State Capitol with a gold-leafed dome in Des Moines, Iowa, the United States. (Xinhua/Zhang Fengguo)

People fish by Des Moines River in Des Moines, Iowa, the United States, on May 14, 2026. (Xinhua/Zhang Fengguo)

Photo taken on May 15, 2026 shows the dome of Iowa State Capitol building in Des Moines, Iowa, the United States. (Xinhua/Zhang Fengguo)

Photo taken on May 14, 2026 shows a pagoda at the Asian Garden in Des Moines, Iowa, the United States. (Xinhua/Zhang Fengguo)