1 Have the equivalent of at least two years clinical experience as a dentist. 2  Complete an accredited three year full-time university degree in orthodontics. 3  Be registered as a Specialist in Orthodontics.
It opened on January 4, 2010. Soaring 828 meters (2,717 feet) the Burj Dubai in the United Arab Emirates is now considered the world's tallest building. Keep in mind, however, that these statistics include the skyscraper's enormous spire.
The Burj Khalifa, originally the Burj Dubai, is a supertall  skyscraper in Dubai, United Arab Emirates.   As of its topping out in 2010, it is the world's tallest buildinâ¦g,  and at 828 meters tall (2717 feet) it is in fact the tallest  manmade structure in the world.