Akagi Onsen, The hot spring is indeed great.

Chicheng County, Zhangjiakou City, Hebei Province, about 7.5 kilometers west of the county seat
3.1

Introduction

Chicheng Hot Spring Resort is a national 4A-level tourist attraction, also known as the "number one spring outside the pass".
Address
Chicheng County, Zhangjiakou City, Hebei Province, about 7.5 kilometers west of the county seat
Opening hours
10:00-22:00 (all day)
last entry time: 22:00 (Monday-Sunday, January 1-December 31)
Transportation
Drive from Beijing and take the Jingzhang Expressway to Sha Cheng exit, then take Baoping Road to reach the hot springs directly by driving 7.5 kilometers west in Chicheng County. Alternatively, take the Huapiling exit on the Caoyantian Road and drive about 70 kilometers southeast.