Located in Fuling in Chongqing municipality, the Underwater Museum of White Crane Ridge is regarded as the world’s first underwater museum. White Crane Ridge is a 1,600-meter-long natural stone ridge lying beneath the Yangtze River in Fuling. The ridge is treasured for its inscriptions of hydrologic data dating from the year 763 all the way to 1963. Visitors can witness the history for themselves via 23 underwater glass observation windows at the museum.