List of tallest buildings and structures
The tallest artificial structure is Burj Khalifa, a skyscraper in Dubai that reached in height on January 17, 2009. By April 7, 2008 it had been built higher than the KVLY-TV mast in North Dakota, USA. That September it officially surpassed Poland's Warsaw radio mast, which stood from 1974 to 1991, to become the tallest structure ever built. Guyed lattice towers such as these masts had held the world height record since 1954.
List of tallest buildings by U.S. state and territory
The following is a list of the tallest buildings by U.S. state and territory. Forty are in their respective state's largest city and 18 are in their state's capital city. The tallest building in the U.S. by architectural height is currently One World Trade Center in New York, which is approximately — more than the combined heights of the tallest buildings in Wyoming, Vermont, Maine, South Dakota, Montana, North Dakota, New Hampshire, and West Virginia. Many are attributed to banks: three to JPMorgan Chase and U.S. Bancorp, and two to Wells Fargo and Bank of America.