China government researchers have found 49 natural sinkholes covering an area of more than 600 square kilometers in Hanzhong City in China. representing the largest cluster of natural sinkholes in the world.
They’ve discovered the sinkholes during the course of a four-month survey in the Qinling-Bashan Mountains, which are located in the Hanzhong area of northwest China’s Shaanxi Province.
According to Science Alert, the largest sinkhole is about deeper than the Eiffel Tower in height and its diameter is wider than the height of the Empire State Building.
The sink holes are reportedly spread over four counties in Hanzhong City: Ningqiang, Nanzheng, Xixiang and Zhenba.
Wang Weihua, the chief of the Department of Land Resources of Shaanxi, said that the the largest of the sinkholes has a diameter of 1,706 feet and a depth of 1,050 feet.