The twin towers were the centerpieces of the world trade center complex. At 110 stories each, 1 wtc (north tower) and 2 wtc (south tower) provided nearly 10 million square feet of office space for about 35,000 people and 430 companies.
What Was the Twin Towers Used For?
The Twin Towers were built in 1973 and served as the headquarters of the World Trade Center. The towers were each 1,368 feet tall, and the top floors of each tower had an observation deck.
The Twin Towers were the tallest buildings in the world until the completion of the Sears Tower in 1974. The Twin Towers were destroyed in a terrorist attack on September 11, 2001.
The attacks caused the collapse of both towers, and resulted in the deaths of 2,606 people.