Extreme Engineering

Watch as work continues on the $4.5 billion USS George Bush aircraft carrier, midway through its four-year construction at Newport News, Virginia.

Witness construction of Spain's strangest skyscraper - the 700-foot tall Torre Espacio, a.k.a., the Space Tower.

Arizona Cardinals fans haven't had much reason to cheer in recent years, but that's set to change with the introduction of a state-of-the-art stadium.

Visit one of the world's largest, most involved construction projects - the sprawling Sakhalin oil and gas complex, located on a remote island off the eastern coast of Russia.