Interesting documentary in German language about the German sauna culture with a prominent role for the sauna (cabin) brand Klafs, one of the world leading company's in building sauna cabins:
hXXp://www.ardmediathek.de/tv/made-in-S%C3%BCdwest/Ganz-sch%C3%B6n-schwei%C3%9Ftreibend-Der-Saunaba/SWR-Fernsehen/Video?bcastId=2499530&documentId=48325148
