One World Trade Center
- Episode aired Feb 5, 2014
- TV-PG
- 58m
One World Trade Center is engineered to be the safest and strongest skyscraper ever built. Follow the final year of exterior construction, culminating with the milestone of reaching the symb... Read allOne World Trade Center is engineered to be the safest and strongest skyscraper ever built. Follow the final year of exterior construction, culminating with the milestone of reaching the symbolic height of 1,776 feet.One World Trade Center is engineered to be the safest and strongest skyscraper ever built. Follow the final year of exterior construction, culminating with the milestone of reaching the symbolic height of 1,776 feet.