The original showers were neither indoor structures nor man-made, they were common natural formations: waterfalls.The falling water rinsed the bathers completely clean and was more efficient than bathing in a traditional basin.
American Standard            
  1   2   2   4
       
  1            
       
 
Americh            
  1   2        
       
 
Flore Stone            
  1   2   3   4
       
  1            
       
 
Jacuzzi            
    2   3    
       
 
Jason            
  1   2   3   4
       
 
Maax            
  1   2   3   4
       
  1            
       
 
MTI            
  1   2   3   4
       
  1   2        
       
 
Swan Stone            
  1   2   3   4
       
  1   2        
       
 
+ More