- The Columbia Center, formerly named the Bank of America Tower and Columbia Seafirst Center, is a skyscraper in downtown Seattle, Washington, United States. The 76-story structure is the tallest building in Seattle and the state of Washington, reaching a height of 933 ft (284 m). At the time of its completion, the Columbia Center was the tallest structure on the West Coast; as of 2017, it is the fourth-tallest, behind buildings in Los Angeles and San Francisco.
- The base of the [Columbia Center] building is clad in Rosa Purino Carnelian granite.
- The 76-story structure is the tallest building in the state of Washington, reaching a height of 933 ft (284 m).
- On June 16, 2004, the 9/11 Commission reported that the original plan for the September 11 attacks called for the hijacking of 10 planes, to be crashed into targets including the “tallest buildings in California and Washington state,” which would have been the U.S. Bank Tower in Los Angeles and the Columbia Center, respectively.
- The tower has the highest public viewing area west of the Mississippi River.
- On July 1, 2013, the Columbia Center’s observation deck, known as the Sky View, was remodeled from 270 degrees to a 360-degree viewing area.