Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
SoufreSulfuresSulfates
Termales Machín is a bicarbonate-rich hot spring resort in the vicinity of Cerro Machín, an active composite volcano in Tolima Department, Colombia, whose geothermal activity beneath the surrounding landscape drives naturally heated mineral waters to the surface in one of the most volcanically significant regions of the Colombian Andes. Cerro Machín is considered one of Colombia's most potentially dangerous volcanoes, and the geothermal springs of the area are a visible expression of the volcanic energy that characterizes this corner of the Cordillera Central. Visitors experience bicarbonate mineral bathing in a setting defined by the dramatic volcanic geology of the Tolima Andes, where the alkaline spring waters provide a therapeutic immersion in the mineral richness generated by the active volcanic processes beneath the Colombian highlands.
Insider tip — Termales Machin takes its name from the Cerro Machin volcano that looms nearby in Tolima, one of Colombia's most hazardous yet scenically dramatic volcanic peaks. The hot sulfurous springs emerge from fault lines on the volcano's flank, and the mineral content is noticeably high with a strong geothermal odor at the source. The surrounding cloud forest hosts a rich array of birds, making this spot equally attractive to birdwatchers and spa seekers. Keep an eye on INGEOMINAS volcanic bulletins before visiting as Machin periodically shows elevated seismic activity.