28. How many countries lie entirely on the Balkan Peninsula (including Kosovo)? Note: To answer the question correctly, consider only the countries' mainland territories, as islands are not included in this separation.
From Quiz Peninsulas of Europe
Answer:
7
The seven countries are Greece, Bulgaria, Macedonia, Albania, Montenegro, Bosnia and Herzegovina, and Kosovo. Croatia and Serbia are mostly located on the Peninsula too, but they also have territories outside the Balkans. Countries that are located mostly outside the Balkans, but are only partially situated on it, include Turkey, Italy, Romania and Slovenia.