Visitors take photos at the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province, May 18, 2026. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)

Visitors take photos at the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province, May 18, 2026. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)

This photo taken on May 18, 2026 shows an exhibit at the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)

People visit the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province, on May 18, 2026. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)

A man visits the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province, May 18, 2026. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)

This photo taken on May 18, 2026 shows an exhibit at the museum of the Shijiahe site, the ruins of a prehistoric city, in Shijiahe Town of Tianmen City, central China's Hubei Province. The museum will open to the public on Tuesday. (Xinhua/Du Zixuan)