There are many interesting hot springs, and Xiaotangshan is the most famous. Beijing Travel Network: Chaoyang District-Landiao Manor Hot Spring, Haidian District-Taoxiang Lake View Hot Spring Club, Fengtai District-Nangong Hot Spring Water World, Daxing District-Beijing Longxi Hot Spring Resort Hotel, Mentougou District-Longquan Hotel Yunshuifang, Fangshan District-Hyatt Regency, Fangshan District-Yun Ze Villa, Shunyi District-Chunhuiyuan Hot Spring Resort Hotel, Shunyi District-Changping District-Jiuhuashan Villa, Changping District-. Changping District-Long Mai Hot Spring Resort, Changping District-Feili Hotel, Changping District Beijing Huairou District-Tangyun Villa, Miyun District-Changchengxia Hot Spring Town-Miyun District Gubei Water Town-Bay Mid-Levels Hot Spring Hotel, Pinggu District-Guajiayu Villa, Tongzhou District-Yunheyuan Hot Spring Resort, Tongzhou District-Xinghuyuan Hot Spring Resort, Tongzhou District-Beijing Longhe International Hot Spring Hotel.
These hot springs are officially recommended. There are all districts. If it's just a hot spring, choose one near you. If you are taking care of children, you'd better call in advance to ask if there is a special swimming area for children.
I hope I can help you. I also hope that netizens can recommend the hot springs they have been to.