Is Gaoyangshan Hot Spring natural?
Yes According to Cape Tourism, Gaoyangshan Hot Spring in Sanmenxia is a tourist attraction integrating natural scenery and human landscape, and is known as the "natural oxygen bar" in central China. Gaoyang Mountain is a natural spontaneous hot spring on an extinct volcano, spouting at 70 degrees from the top of the mountain, which is undoubtedly a natural hot spring.