Millennium Hotel
Millennium HotelEscape the heat in Millennium Hotel's indoor pool that boasts panoramic views of the city through its floor-to-ceiling windows. Watch the sunset reflect through this rooftop pool, and enjoy a dip in this serene fitness center. [Photo via] Where: One United Nations Plaza When: Monday, Wednesday, Friday 7am-11am, 3pm-7pm Tuesday, Thursday 7am-11am, 2pm-6pm Saturday, Sunday 9am-1pm, 2pm-5pm Fee: Hotel guest's only