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 in New York City
The history of skyscrapers in New York City began with the completion of the World Building in 1890; the structure rose to . Though not the city's first high-rise, it was the first building to surpass the spire of Trinity Church. The World Building, which stood as the tallest in the city until 1899, was demolished in 1955 to allow for the construction of an expanded entrance to the Brooklyn Bridge.