• Conde Nast/Getty

  • Conde Nast/Corbis

  • Conde Nast/Corbis

  • Conde Nast/Corbis

  • Conde Nast/Corbis

  • Conde Nast/Corbis

  • Conde Nast/Corbis

London is in major show-off mode now, so it’s no surprise that its newest skyscraper, Renzo Piano’s Shard, has taken the crown as Europe’s tallest building. But it’s barely half the height of the Tokyo SkyTree. For comparison’s sake, we look at some of the world’s most iconic tall structures.