Rising from the ashes of 9/11, the new World Trade Centre tower has punched above the New York skyline to reach its powerfully symbolic height of 1,776ft and become America’s tallest building. Or has it?

The silver spire topping One World Trade Centre was fully installed on the building’s roof today bringing the landmark structure to its full, symbolic height of 1,776 feet. Take a peek inside to see what it looks like.

THE 121-storey Shanghai Tower is more than China’s next record-setting building: It is an economic lifeline for the elite club of skyscraper builders.

BURJ Dubai, the world’s tallest building since July, has become the world’s tallest free-standing structure, reaching 1,822 feet, the developers said.