Known for its first-rate business center and luxury rooms, this 55-story hotel is an inspiring black-glass encased monolith, with impressive views of the Hudson and East Rivers and all of Manhattan. There is ample space for any traveler, whether you're in for business or leisure. You're situated right in the thick of Manhattan, so be sure to bring your walking shoes. Don't know where to go? Let your concierge brief you on excellent places in the city. You can even bring along your animal companions for a luxurious stay at the Millennium Hilton, but only if he or she weigh under 75 pounds. The hotel also charges a non-refundable USD 75 pet service fee. Please see the website for further information.