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Balkans - Wikipedia
History of the Balkans - Wikipedia
Balkans | Definition, Map, Countries, & Facts | Britannica
A List of Countries That Make up the Balkan Peninsula - ThoughtCo
Countries that make up the Balkans | Britannica
Balkans - Simple English Wikipedia, the free encyclopedia
Balkan Countries - WorldAtlas
Balkans - Wikiwand
Balkans – Travel guide at Wikivoyage
Balkans - Wikitravel