Bozeman Hot Springs (recently renovated, live music on Thur/Sun, indoor and outdoor pools, wet and dry sauna) http://bozemanhotsprings.co Norris Hot Springs (BEER, food and better 'atmosphere' and live music in a geodesic dome most nights, one 'bigish' pool. https://norrishotsprings.com/ Chico Hot Springs (BEER, food and close to Yellowstone/Gardiner Entrance i.e. south of Livingston, and nightly music at bar, two pools) https://www.chicohotsprings.com/ Feel free to message me with any more specific questions re: camping/hiking/biking etc. I'm in Island Park ID (not quite) full time for the summer if you're driving up that way (i.e. through Driggs), 2 blocks off the Henry's Fork/Big Springs and in Bozeman a day or two a week.