The new tallest building in the world, the Burj Khalifa (formerly known as the Burj Dubai) was officially opened for business on January 3 in Dubai. More than 2,000 feet high with 160 floors, it is 300 meters taller than the previous record holder, Taipei 101. The Burj has been the talk of the online community since its opening ceremony on January 3. ELEVATOR WORLD recently found this informative slideshow on the impressive structure and posted it here. If you haven’t heard a lot about this tower that literally scrapes the sky, consider this your primer! For your further edu-tainment, check this out. You didn’t think it would take base jumpers more than a week to set a new world record, did you?