Towel and robe warmer: 
          http://www.warmlyyours.com/radiant-heating/comfort-products/electric-towel-warmer/

Light and music therapy for your shower (steam shower products): 
          http://www.thermasol.com/index.cfm?fuseaction=category.display&category_ID=279&mItem=187

Towel warmer with aromatherapy: 
          http://www.mrsteam.com/products/towelwarmers-200series.html

Kohler "Flipside" handshower:  http://www.kohler.com

Contemporary bathtubs, sinks, faucets, and accessories: http://www.axor-design.com

Exhaust fan with humidity sensor: http://www.broan.com

Linear shower drain:  http://www.quickdrain usa.com

Radiant heat flooring system: http://www.thermosoft.com

Shower pan with concealed drain: http://www.mtiwhirlpools.com

Water-saving showerhead "Addison": http://www.deltafaucet.com