Langensalza is something of a tourist spot, with picturesque ruins of a medieval castle, and sulphur baths nearby.
The sulphur baths were discovered in 1811, and opened to the public as a curative bath in 1812.
A new version of the public sulphur bath was opened in 1928.
The mouth collapsed, a bubble of yellow mud in a sulphur bath.
Settlers were drawn by tales of the healing powers of the city's sulphur baths.
The springs, with their soothing sulphur baths, were developed by the Japanese during World War II.
It was decided to take Maria Immacolata to the town of Cauterets where there were sulphur baths.
They tried the waters and sulphur baths at nearby Strathpeffer, "but alas, she had only one bath, she was too weak to continue them."
The Romans put great value on the sulphur baths which they knew as Aquae Helvetiae.
The islands are also renowned for their thermal springs and sulphur baths.