<page_title> List of tallest buildings </page_title> <section_title> Tallest buildings in the world </section_title> <table> <cell> Burj Khalifa <col_header> Building </col_header> </cell> <cell> Dubai <col_header> City </col_header> </cell> <cell> 2010 <col_header> Built </col_header> </cell> <cell> Taipei 101 <col_header> Building </col_header> </cell> <cell> 2004 <col_header> Built </col_header> </cell> </table>
Taipei 101 was classified as the world's tallest from its opening in 2004 until the 2010 completion of the Burj Khalifa, in Dubai.