Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
Soufrevolcanic minerals
Experience the natural warmth of Batu Katak Hot Springs in Langkat, North Sumatra, Indonesia. This sulfurous thermal spring is home to a unique ecosystem and is located near the Orangutan Rehabilitation Centre. Soak in the warm waters and enjoy breathtaking views of the surrounding landscape. A tranquil retreat from the hustle and bustle of daily life.
Insider tip — Combine with the 2-day trek to spot the orangutans of Bukit Lawang.