Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
BicarbonatesSodiumCalcium
7 Izvoare Calde (La Gropan) — 'Seven Warm Springs' — is a natural geothermal site in Romania where seven distinct warm mineral springs emerge in close proximity, creating a remarkable landscape of steaming water channels and mineral deposits. The bicarbonated, mineral-rich waters have been known and used by local communities for generations, embedded within Romania's rich tradition of thermal spring culture that dates back to Roman occupation of Dacia. The site offers visitors an authentic encounter with raw geothermal energy in a natural setting shaped entirely by the earth's heat.
Insider tip — 7 Izvoare Calde (La Gropan) is a cluster of seven warm bicarbonate springs emerging along the Danube gorge in the Portile de Fier natural park. The springs bubble up at the base of dramatic limestone cliffs, creating a wild and atmospheric bathing experience. Access requires a short forest trail hike, and the pools are rudimentary but authentic. Visit in autumn when the gorge foliage is at peak color and crowds thin considerably.