twin tower

It opened on April 4, 1973, and was during the September 11 attacks in 2001. hk tower At the time of their completion, the Twin Towers —the original 1 World Trade Center (the North Tower) at 1,368 feet (417 m), and 2 World Trade Center (the South Tower) at 1,362 feet (415 1 m)—were the tallest buildings in the world