World's tallest buildings Burj Dubai

A Brief History of the World's Tallest Buildings

On Jan. 4, 2009, Burj Khalifa, a.k.a. Burj Dubai, the world's tallest man-made structure, officially opens. Here's a look at the buildings that have claimed that title in the past

Get the Latest Photos from
Get TIME photos and pictures of the week delivered directly to your inbox.