The city under 762 million tonnes of construction The city known ... the total mass of the one million buildings, skyscrapers and towers on New York's soil at 762 million tonnes.

When construction had reached ... constructing a stable skyscraper was still possible—if done correctly. For over a century, New York’s tallest buildings have been anchored with deep steel ...

The twin towers of the World Trade Center, among the best known buildings in the world, represent only one step in the century-long evolution of skyscrapers in New York City. Here are some ...