"This is a traditional Korean bath house, built over the city’s only natural hot springs and fueled by a 105-degree artesian well. We love to come and soak in the hot and cold therapeutic mineral-water pools, but the roster of treatments is compelling on its own. A powerful dose of AHAs and topical probiotics help clear congestion in the Pure Acne Oxygenating Facial, while the TCA Peel is enormously effective at helping to soften hyperpigmentation, support collagen, smooth lines, and brighten skin."