Spas with sauna in Illinois

A 24-hour Korean bathhouse and sauna complex in Niles near Chicago, with 11 heat rooms, hot and cold pools, and a $45 day pass covering walk-in access.

A Near South Side day spa pairing Chinese-technique massage and foot reflexology with a wine and cocktail menu, priced for couples visits.

A West Town day spa built around a beer soak, with sauna, steam room, salt room and thermal pool for couples or solo visits.