City/Area Cost Destination web map Description
Multiple Free Local parks are always a good resource. You can do a walking group there or even play cards.  web   A lot of individuals like to keep a weekly walking goal. (Consider makking multiple “fun bags” for each staff. They would include card games and board games so they had things to do for time fillers.) 
Oak Ridge Free Oak Ridge Recreation and Parks Department web    
Oak Ridge Free Parks: Oak Ridge   map  
Maryville Free Parks: Farragut   map  
Kingston Free Parks: Kingston   map  
Knoxville Free Parks: Knoxville   map  
Maryville Free Parks: Maryville   map  
Rocky Top Free Parks: Rocky Top   map  
Sevierville Free Parks: Sevierville   map  
Wartburg Free Parks: Wartburg   map