In the vicinity of het Rozenknopje various spas are offered. Best known of them are Thermae 2000 in Valkenburg and the Carolus Thermen in Aachen.

For more information about these spas you can take a look on their websites: this is the website of Thermae 2000 and this is the website of the Carolus Thermen. Besides there is the Elisabeth Halle in Aachen. This is a swimming pool in Jugendstil, built in the beginning of the 20th century.

Several pictures of both spas can be found in this album.