Article Photos: Orbit looms large over Olympics _ but what is it?



Chairman and CEO of ArcelorMittal, Lakshmi Mittal talks to Associated Press in London about the ArcelorMittal Orbit observation tower which stands next to the Olympic Stadium in the Olympic Park, Monday, July 23, 2012, in London. Opening ceremonies for the 2012 London Olympics will be held Friday, July 27. (AP Photo/Sang Tan)

Chairman and CEO of ArcelorMittal, Lakshmi Mittal talks to Associated Press in London about the ArcelorMittal Orbit observation tower which stands next to the Olympic Stadium in the Olympic Park, Monday, July 23, 2012, in London. Opening ceremonies for the 2012 London Olympics will be held Friday, July 27. (AP Photo/Sang Tan)