🇨🇳 China · Submerged site
Baiheliang – White Crane Ridge Hydrological Inscriptions
Tang to Modern (763 – 1963 CE recordings; dam 2003) · Tang / Song / Yuan / Ming / Qing Chinese
1.6 km Yangtze ridge with 1,200-year water-level inscriptions from 763 CE — drowned by Three Gorges Dam and preserved inside world's deepest underwater museum.