As Park Hyatt New York celebrates providing a decade of world-class service, the AAA Five-Diamond hotel is undergoing a series of enhancements to further solidify its stellar reputation as one of New York City’s premier destinations on Billionaire’s Row. The multi-million-dollar investment will bring upgraded accommodations, including the debut of the lavish Manhattan Suite, and new locations for the signature hair and wellness spa, Rossano Ferretti Hairspa and Spa Nalai.