You can take time to visit Calfkiller Brewing Company during your travels to Sparta. Wander the forest and gardens while you're in the area.
Enjoy a round of golf in Sparta at Sparta Golf and Country Club. Wander the marina and forest while you're in the area.
Though Saint Thomas Highlands Hospital might be what brings you to town, perhaps you'll have a chance to explore more of Sparta while you are here.