This is the part of the world I have visited. I liked Spain and Barcelona a lot, Greece for the seaside, Istanbul for its bazars and the Baltic states for their history but I felt more "at home" in the United Kingdom because I encountered no communication barrier! There is so much left to see.
You can generate your own map by going to the following site http://bighugelabs.com/map.php#top and clicking on the countries you have visited.
Your turn: Tell us a few things about the foreign places you visited, what you liked and why.