There's plenty on all year round:

Concerts and shows in the town (3 km) and by the lake (100 m)
Water sports: Swimming, sailing, water skiing etc… (100 m away)
Outings: Casino, restaurants, cinemas (2 km away)…
Sport: Tennis, golf and hiking as well as mountain biking and hang-gliding on Mount Revard…
Well-being and fitness: Balneotherapy, Thermalotherapy®
Heritage: Museums, Roman ruins, old palace hotels, guided tours…
Spa treatments: Rheumatology at Chevalley Thermal Baths, treatment of the respiratory tract and disorders of the mouth and tongue at Marlioz Thermal Baths

More information : www.aixlesbains.com