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.

Berlinograd

No other part of Europe can match Berlin and its immediate hinterland for having such a prolonged engagement with Russia. In fact, locals sometimes refer to the German capital as Berlinograd.

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Source: http://www.russianlife.com/article.cfm?Number=2027