Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Iran to Open Nuclear Sites to Diplomats, But No Americans Invited Invitation went to Russia, China, the EU and Arab league members. VOA News 04 January 2011 Photo: AP Iranian President Mahmoud Ahmadinejad listens to a technician during his visit of the Natanz Uranium Enrichment Facility, Tuesday, April 8, 2008. Officials say Iran has invited several ambassadors accredited to the International Atomic Energy Agency in Vienna to tour its nuclear facilities later this month. A diplomat at the IAEA told The Associated Press Monday that Iran's invitation went to Russia, China, the European Union, Arab league