Sweeping views of Central Park and the Hudson River from floor-to-ceiling windows aren’t the only thing that’ll put this 35th-floor hotel spa at the top of your list of favorites. First, book a 90-minute block of time, then consult with the top-notch staff to determine the best treatments to fill it. Asian-influenced services range from relaxing (the signature Thai Yoga Massage combines kneading with gentle yoga poses and assisted stretching; $315-$325) to rejuvenating (Ama Releasing Abhyanga loosens congestion and promises to free your body of toxins with a combination of exfoliation, cleansing and massage; $450-$470). While you’re alleviating tension (and lightening your wallet), take advantage of complimentary amenities, including an Oriental Tea lounge, vitality pool and amethyst-crystal steam chamber, all awash in soothing beiges and golds.