His best bet is Shengen, it would give him an opportunity to visit various "popular" European countries with you.
Quote Originally Posted by Hanna View Post
Why do you expect your Russian friend to have a visa issue with a short trip?
Because Russian tourists are often denied a visa exactly because they supposedly do not have enough "ties with their country", especially if they have a "clean" passport (no "serious" visas obtained before that).
If he's a student, it's much easier. If he has a job it depends on if his job is good enough, and on his overall financial state.