45 Rockefeller Plaza, New York, NY, 10111 Home to some of the city’s best sightseeing, this National Historic Landmark is one of the world’s most recognizable attractions. In this 22-acre Art Deco complex you’ll find NBC Studios, the famous Christmas tree and skating rink during the holidays, plus plenty of shopping and restaurants open year-round in a bustling underground concourse. For stunning views of the New York’s skyline, head to the Top of the Rock Observatory.