Recharge and Relax while staying at this luxury museum hotel. 21c Chicago has partnered with Soothe to bring spa-quality wellness to their guests. Soothe has top-rated, licensed wellness and personal care service professionals who come directly to the guest's hotel room or to one of the hotel's three on-site treatment rooms. Enjoy a singles and couples massage with unique experience enhancements such as percussive therapy, hot stones, or CBD oils.