Seas similar to or like Black Sea

Traditionally defined as one of seven continents. Northwestern peninsula of the larger landmass known as Eurasia ; Asia occupies the eastern bulk of this continuous landmass and all share a common continental shelf. Wikipedia

Sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the east by the Levant. Sometimes considered a part of the Atlantic Ocean, it is usually referred to as a separate body of water. Wikipedia

The Balkans, also known as the Balkan Peninsula, are a geographic area in southeastern Europe with various definitions and meanings, including geopolitical and historical. The region takes its name from the Balkan Mountains that stretch throughout the whole of Bulgaria. Wikipedia

Transcontinental country straddling Southeastern Europe and Western Asia. Bordered on its northwest by Greece and Bulgaria; north by the Black Sea; northeast by Georgia; east by Armenia, Azerbaijan, and Iran; southeast by Iraq; south by Syria and the Mediterranean Sea; and west by the Aegean Sea. Wikipedia

Large, roughly rectangular peninsula that bridges southeastern Europe and Asia. Thrace, the European portion of Turkey comprises 3% of the country and 10% of its population. Wikipedia

Physically bridging Europe and Asia, Turkey, a Muslim-majority country with two centuries of institutional westernization experience, constitutionally-mandated secular heritage, and institutional connections to the West, plays a distinctive and productive role in bridging the fault lines between Western and Islamic countries. To this end, Turkey uses its global diplomatic network—the fifth most extensive—of 246 diplomatic and consular missions. Wikipedia