The New York City Christmas tree, also known as the Rockefeller Center Christmas tree, is typically erected in early December and lit up on or around Thanksgiving Day. It is a festive and iconic sight in the city and attracts thousands of visitors each year. The tree itself is typically a tall, lush evergreen that is beautifully decorated with lights and other Christmas-themed decorations. It's a wonderful sight to behold and a cherished part of the holiday season in New York City.