Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
SoufreSulfuresSulfates
Located in the heart of North Sumatra, Indonesia, Air Panas Sipoholon thermal spring is a hidden gem waiting to be discovered. This natural wonder is situated in the region of Tarutung, where the air is filled with the sweet scent of blooming flowers and the sound of gentle water flow. The sulfur-rich waters are traditionally associated with relaxation, making it a popular destination for those seeking relaxation and rejuvenation.
Insider tip — Air Panas Sipoholon near Tarutung in North Sumatra is one of Sumatra's most celebrated geothermal sites, set amid rice terraces and Batak highland villages. The sulfurous springs feed a series of natural terraced pools on a hillside, with striking turquoise water discolouration from the mineral content. The Batak Toba people who inhabit the surrounding highlands have long regarded these springs as sacred. The nearby Lake Toba, the world's largest volcanic crater lake, makes this an excellent combination destination.