What are the New York towers?

* The original World Trade Center consisted of two 110-story towers, designed by architect Minoru Yamasaki and completed in 1973.

* The towers were the tallest buildings in the world until they were surpassed by the Sears Tower in Chicago in 1974.

* The World Trade Center was destroyed by a terrorist attack on September 11, 2001, when two hijacked airplanes crashed into the towers, causing them to collapse.

One World Trade Center

* One World Trade Center is the tallest building in the Western Hemisphere, rising 1,776 feet (541 meters) into the sky.

* The building was designed by architect David Childs of Skidmore, Owings & Merrill LLP, and was completed in 2014.

* One World Trade Center is located on the same site as the original World Trade Center towers.

4 World Trade Center

* 4 World Trade Center is a 72-story skyscraper located at the World Trade Center site.

* The building was designed by architect Fumihiko Maki of Maki and Associates, and was completed in 2013.

* 4 World Trade Center is the fourth-tallest building in the World Trade Center complex, and the tallest building in New York City designed by a Japanese architect.

7 World Trade Center

* 7 World Trade Center is a 52-story skyscraper located at the World Trade Center site.

* The building was designed by architect Richard Rogers of Rogers Stirk Harbour + Partners, and was completed in 2006.

* 7 World Trade Center is the first skyscraper to be built at the World Trade Center site since the original towers were destroyed in 2001.