Each person non resident of the Russian Federation prior to applying for visa in the consulate must get an invitation according to the purpose of his or her visit.
Your Visa To Russia provides invitations for tourist and business trips.

Ivan the terrible

In January 1565, Tsar Ivan the Terrible split Russia in two. Five hundred years on, Russia still hasn't gotten over it...

All Russia news »

Source: http://www.russianlife.com/article.cfm?Number=2148