The Baotu Spring (Chinese: 趵突泉; pinyin: Bàotū Quán, sometimes translated as "Jet Spring" or "Spurting Spring") is a culturally significant artesian karst spring located in the city of Jinan, Shandong, China. It is mentioned in the Spring and Autumn Annals, one of the Five Classics of Chinese literature, and was declared the "Number One Spring under the Heaven" (Chinese: 天下第一泉; pinyin: Tiān Xià Dì Yī Quán) by the Qianlong Emperor in the Qing dynasty.