The tallest buildings in the world

The Willis Tower in Chicago, formerly known as the Sears Tower, currently remains the record holder for the tallest building in the United States at a height of 1450 feet.

One World Trade Center, the giant monolith being built to replace the twin towers destroyed in the Sept. 11 attacks, will lay claim to the title of New York City's tallest skyscraper on Monday. Workers will erect steel columns that

The Willis Tower in Chicago, formerly known as the Sears Tower, currently remains the record holder for the tallest building in the United States at a height of 1450 feet.

One World Trade Center, the giant monolith being built to replace the twin towers destroyed in the Sept. 11 attacks, will lay claim to the title of New York City's tallest skyscraper on Monday. New York's One World Trade Center is viewed from Jersey

One World Trade Center, the giant monolith being built to replace the twin towers destroyed in the Sept. 11 attacks, will lay claim to the title of New York City's tallest skyscraper on Monday. Workers will erect steel columns that