Couple of options for King Spa and Sauna in Niles: $17 for a day-spa pass (up to $30 total value) or $19 for the above option, plus an additional admission to the Base Rock Room (up to a $35 value).  You may buy multiple Groupons.  Nine distinct spa rooms invoke elemental therapies such as dry heat, charcoal, ice, and stone to treat skin conditions and boost circulation.  This place must be incredible because they sell thousands of these vouchers at each offering!

One, Three, or Five 45-Minute Salt-Cave Sessions at Colibri Salt Room and Massage (Up to 59% Off).

Can’t get away or too far from home?  How about this 4-Person Plug-n-Play Spa with Locking Cover and Color-Changing Lights for $1,999 ($2,999 retail).  Fully insulated hot tub with top-side digital controls keeps water at the ideal temperature and includes 12 therapy jets.