Aura Wellness Spa is a 12,000-square-foot, three-level Korean spa on West 33rd Street in Koreatown, Manhattan. Its four grottos form a co-ed heat circuit: the Hwangto Dry Grotto heated with oak charcoal and minerals, the Crystal & Jade Dry Grotto, the herbal-infused Crystal & Jade Steam Grotto and the Stone Ice Grotto for cooling down between rounds. Korean body scrubs, massages and couples packages with a private suite are offered. Open seven days a week from 10am to 10pm.