I came a bit late...But, oh well...I live for traveling and my dream is to visit all European countries, so I couldn't miss this thread.
The countries I already visited: Serbia (live there), Croatia, Bosnia, Montenegro, Greece, Turkey, Macedonia, Slovenia, Hungary, Austria, Germany, Slovakia, Czech Republic, Italy, France, Spain, Monaco, Bulgaria, Romania, South Africa and UAE (United Arab Emirates).
That's all, for now.