The Palace of Culture and Science (; abbreviated PKiN) is a notable high-rise building in central Warsaw, Poland. With a total height of , it is the second tallest building in both Warsaw and Poland (after the Varso Tower), the sixth tallest building in the European Union and one of the tallest on the European continent. At the time of its completion in 1955, the Palace was the eighth tallest building in the world, retaining the position until 1961; it was also briefly the tallest clock tower in the world, from 2000 until the 2002 installation of a clock mechanism on the NTT Docomo Yoyogi Building in Tokyo, Japan.
The Palace of Culture and Science (; abbreviated PKiN) is a notable high-rise building in central Warsaw Poland With a total height of  it is the second tallest building in both Warsaw and Poland (after the Varso Tower) the sixth tallest building in the European Union and one of the tallest on the European continent At the time of its completion in 1955 the Palace was the eighth tallest building in the world retaining the position until 1961; it was also briefly the tallest clock tower in the world from 2000 until the 2002 installation of a clock mechanism on the NTT Docomo Yoyogi Building in Tokyo Japan