Ceremony marking anniversary of Islamic Revolution (9 images)

Iranians walk past by the poster of the Ayatolah Ruhollah Khomeini, the late founder of the Islamic Republic, at the entrance of his mausoleum on February 1, 2011. Iranians gather at Khomeini's mausoleum to celebrate and to mark the anniversary of Islamic revolution, in Tehran, Iran, on February 1, 2011. The celebration is to mark the 1979 return of Ayatollah Khomeini from exile. UPI/Maryam Rahmanian..

Soldiers stand guard under the pictures of Ayatollah Ruhollah Khomeini, the founder of the Islamic Republic (1st-R) and Iran's Supreme Leader Ayatollah Ali Khamenei (2nd-R) during the ceremony to mark the anniversary of Islamic revolution on February 1, 2011. Iranians gather at Khomeini's mausoleum to celebrate and to mark the anniversary of Islamic revolution, in Tehran, Iran, on February 1, 2011. The celebration is to mark the 1979 return of Ayatollah Khomeini from exile. UPI/Maryam Rahmanian..

Iranian woman prays at the mausoleum of Ayatollah Khomeini on February 1, 2011 in Tehran, Iran. . Iranians gather at Khomeini's mausoleum to celebrate and to mark the anniversary of Islamic revolution when Khomeini returned from exile in 1979. UPI/Maryam Rahmanian..

The inside view of the late founder of the Islamic revolution Ayatolah Ruhollah Khomeini's shrine at his mausoleum on February 1, 2011 in Tehran, Iran. Iranians gather at Khomeini's mausoleum to celebrate and to mark the anniversary of Islamic revolution when Khomeini returned from exile in 1979. UPI/Maryam Rahmanian..