Stimulating — wakes the body and boosts circulation.
Mineralisation
Restorative
LowHigh
Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Solaris Therme Straubing, in the Lower Bavarian town of Straubing on the Danube between Regensburg and Passau, draws on iodine-rich thermal waters from deep boreholes into the Tertiary Molasse basin — the same geological formation that makes Bavaria one of Central Europe's most thermally active regions. The naturally warm iodine waters are applied in balneotherapy pools and treatment circuits, with iodine-rich bathing recognised within German thermal tradition as part of a long heritage associated with well-being. Straubing itself, a well-preserved historic town famous throughout Germany for its Gäubodenvolksfest — Bavaria's second-largest folk festival after the Munich Oktoberfest — provides a lively cultural context for one of Lower Bavaria's most rewarding thermal spa destinations.
Insider tip — Straubing is a prosperous market town on the Danube in Lower Bavaria, best known for its Gäubodenvolksfest, Germany's second-largest beer festival after Munich's Oktoberfest. The Solaris Therme taps iodine-brine waters from deep Jurassic aquifers, delivering sodium-chloride and iodine-rich water prized for metabolic and thyroid benefits. The facility is modern and well-equipped, with a rooftop outdoor pool that offers views over the Danube lowlands. The combination of the thermal bath, Straubing's handsome Gothic old town, and nearby Deggendorf day-trip potential makes this an underrated Bavarian wellness destination.