Shell Downstream. Shell Downstream is one of the worldâs largest businesses in the production and. distribution of petroleum and chemical products. In 2003, Shell embarked upon a radical change to its business model from a country centric approach to a global product line. basis.hell Downstream. Shell Downstream is one of the worldâs largest businesses in the production and. distribution of petroleum and chemical products. In 2003, Shell embarked upon a radical change to its business model from a country centric approach to a global product line. basis.
The Carlton Centre is a 732 ft or 223 meter tall building in Johannesburg, South Africa. It has been the reigning champion of tallest buildings in Africa for 39 years to this point.
On September 12, 2007, Burj Khalifa, which is a hotel, residential and commercial building in Dubai, United Arab Emirates, and was formerly known as Burj Dubai before opening, passed the CN Tower's 553.33-metre height. The CN Tower held the record of tallest free-standing structure on land for over 30 years.