You can have a taste of the healing springs located in pavilions and picturesque colonnades all across Mariánské Lázně and its surroundings. All springs contain slightly mineralized acidulous waters that differ in their chemical composition. The local springs serve both drinking cures and bath treatments. Their beneficial effects are mainly used to treat renal diseases, the diseases or renal ways and airways and also diseases of the gastrointestinal tract. Ferdinand spring, Rudolf spring, Karolina spring and Kříž spring belong among the most important springs of Mariánské Lázně.