Each tower of the World Trade Center in New York City had 110 floors. This made them the tallest buildings in the world until 1974.Know More
Even though they were ultimately built to 110 stories each, the Twin Towers were originally planned to have 80 to 90 floors. The Port Authority public relations staff recommended the change to make them the world's tallest buildings.
One World Trade Center, known colloquially as Freedom Tower, was built on the site of the original towers. Construction completed in 2013, and the tower reaches a total of 104 floors. At 1776 feet, it is the tallest skyscraper in the Western Hemisphere.Learn more in Building Materials
Floors with Flair is a flooring sales and installation company. The American business has offices located in Hillsboro, Ore, and over 500 stores nationwide. The company sells a variety of flooring, including tile, laminate, carpeting, vinyl and hardwood.Full Answer >
A majority of the CN Tower was constructed using concrete and steel. The foundation of the tower measures 22 feet in depth, and made out of 9,200 cubic yards of concrete. The observation deck of the tower is made from tensioned steel bars, a compression ring and concrete.Full Answer >
One interesting fact about the Twin Towers is that they were actually designed to withstand a possible plane crash. Another fact is that tightrope artist Philippe Petit performed an illegal tightrope walk between the two towers in 1974.Full Answer >
The twin towers, as the north and south towers of World Trade Center in New York City were known, were destroyed in coordinated terrorist attacks on Sept. 11, 2001. Islamic extremists hijacked four commercial airliners that day, two of which were flown into the towers.Full Answer >