Apparently the production also considered locations in Michigan and New Mexico before settling on North Carolina.
Earlier as-yet-unconfirmed reports have it that filming will start in June 2012.
Iron Man 3 has a May 3rd, 2013 release date and will again star Robert Downey Jr. Director Jon Favreau who directed the previous two films have been replaced by Shane Black.
Black made his name writing screenplays for ‘Eighties action movies such as the Lethal Weapon movies and The Last Boy Scout. He also wrote and directed the underappreciated 2005 action flick Kiss Kiss, Bang Bang which also starred Robert Downey Jr.